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diatomite - teaching hand specimen of the Valmonte diatomite, a unit of the Monterey Formation of California
diatomite - teaching hand specimen of the Valmonte diatomite, a unit of the Monterey Formation of California
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$ 7.50
diatomite - teaching hand specimen of the Valmonte diatomite, a unit of the Monterey Formation of California
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diatomite - teaching hand specimen of the Valmonte diatomite, a unit of the Monterey Formation of California

$ 7.50

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diatomite - teaching student specimens of lacustrine diatomaceous earth - UNIT OF 5 SPECIMENS
diatomite - teaching student specimens of lacustrine diatomaceous earth - UNIT OF 5 SPECIMENS
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$ 4.20
diatomite - teaching student specimens of lacustrine diatomaceous earth - UNIT OF 5 SPECIMENS

diatomite - teaching student specimens of lacustrine diatomaceous earth - UNIT OF 5 SPECIMENS

$ 4.20

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fault gouge - hand/display specimen of clay from the San Andreas Fault Zone 4 left
fault gouge - hand/display specimen of clay from the San Andreas Fault Zone
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$ 9.50
fault gouge - hand/display specimen of clay from the San Andreas Fault Zone
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4 left

fault gouge - hand/display specimen of clay from the San Andreas Fault Zone

$ 9.50

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fluorite - teaching hand specimen of a mineral often associated with metallic ores - massive fluorite 4 left
fluorite - teaching hand specimen of a mineral often associated with metallic ores - massive fluorite
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$ 9.50
fluorite - teaching hand specimen of a mineral often associated with metallic ores - massive fluorite
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4 left

fluorite - teaching hand specimen of a mineral often associated with metallic ores - massive fluorite

$ 9.50

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fulgurite - set of natural glass tubes formed by lightning strikes on sand
fulgurite - set of natural glass tubes formed by lightning strikes on sand
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$ 12.50
fulgurite - set of natural glass tubes formed by lightning strikes on sand
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fulgurite - set of natural glass tubes formed by lightning strikes on sand

$ 12.50

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galena - teaching hand specimen of the primary ore of lead
galena - teaching hand specimen of the primary ore of lead
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$ 7.50
galena - teaching hand specimen of the primary ore of lead
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galena - teaching hand specimen of the primary ore of lead

$ 7.50

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galena - teaching student specimens of the primary ore of lead - Mibladen Mining District, Morocco - Unit of 5 specimens
galena - teaching student specimens of the primary ore of lead - Mibladen Mining District, Morocco - Unit of 5 specimens
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$ 12.50
galena - teaching student specimens of the primary ore of lead - Mibladen Mining District, Morocco - Unit of 5 specimens

galena - teaching student specimens of the primary ore of lead - Mibladen Mining District, Morocco - Unit of 5 specimens

$ 12.50

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galena - teaching student specimens of the primary ore of lead from the Ahouli Mine, Middle Atlas Mountains, Morocco - Unit of 5 specimens
galena - teaching student specimens of the primary ore of lead from the Ahouli Mine, Middle Atlas Mountains, Morocco - Unit of 5 specimens
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$ 12.50
galena - teaching student specimens of the primary ore of lead from the Ahouli Mine, Middle Atlas Mountains, Morocco - Unit of 5 specimens
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galena - teaching student specimens of the primary ore of lead from the Ahouli Mine, Middle Atlas Mountains, Morocco - Unit of 5 specimens

$ 12.50

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galena - teaching student specimens of the primary ore of lead from the Aouli Mine, Middle Atlas Mountains, Morocco - Unit of 10 smaller specimens
galena - teaching student specimens of the primary ore of lead from the Aouli Mine, Middle Atlas Mountains, Morocco - Unit of 10 smaller specimens
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$ 12.50
galena - teaching student specimens of the primary ore of lead from the Aouli Mine, Middle Atlas Mountains, Morocco - Unit of 10 smaller specimens
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galena - teaching student specimens of the primary ore of lead from the Aouli Mine, Middle Atlas Mountains, Morocco - Unit of 10 smaller specimens

$ 12.50

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galena - teaching student specimens of the primary ore of lead with attached matrix - Morocco - Unit of 5 specimens
galena - teaching student specimens of the primary ore of lead with attached matrix - Morocco - Unit of 5 specimens
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$ 12.50
galena - teaching student specimens of the primary ore of lead with attached matrix - Morocco - Unit of 5 specimens

galena - teaching student specimens of the primary ore of lead with attached matrix - Morocco - Unit of 5 specimens

$ 12.50

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gneiss - large hand/display specimen of a Proterozoic granite gneiss from California Sold Out
gneiss - large hand/display specimen of a Proterozoic granite gneiss from California
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$ 15.00
gneiss - large hand/display specimen of a Proterozoic granite gneiss from California
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Sold Out

gneiss - large hand/display specimen of a Proterozoic granite gneiss from California

$ 15.00

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gneiss - Proterozoic granitic gneiss from the San Gabriel Mountains, California - hand specimen Sold Out
gneiss - Proterozoic granitic gneiss from the San Gabriel Mountains, California - hand specimen
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$ 9.50
gneiss - Proterozoic granitic gneiss from the San Gabriel Mountains, California - hand specimen
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gneiss - Proterozoic granitic gneiss from the San Gabriel Mountains, California - hand specimen

$ 9.50

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granite - teaching hand/display specimen of typical granite 3 left
granite - teaching hand/display specimen of typical granite
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$ 9.50
granite - teaching hand/display specimen of typical granite
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3 left

granite - teaching hand/display specimen of typical granite

$ 9.50

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granite - teaching student specimens of typical granite UNIT OF 5 SPECIMENS
granite - teaching student specimens of typical granite UNIT OF 5 SPECIMENS
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$ 4.20
granite - teaching student specimens of typical granite UNIT OF 5 SPECIMENS
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granite - teaching student specimens of typical granite UNIT OF 5 SPECIMENS

$ 4.20

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gypsum - sand selenite rose from a dry lake near Oujda, Morocco - display specimen 3 left
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - display specimen
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$ 30.00
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - display specimen
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3 left

gypsum - sand selenite rose from a dry lake near Oujda, Morocco - display specimen

$ 30.00

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gypsum - sand selenite rose from a dry lake near Oujda, Morocco - hand/display specimen
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - hand/display specimen
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$ 12.50
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - hand/display specimen
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gypsum - sand selenite rose from a dry lake near Oujda, Morocco - hand/display specimen

$ 12.50

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gypsum - sand selenite rose from a dry lake near Oujda, Morocco - large hand/display specimen
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - large hand/display specimen
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$ 20.00
gypsum - sand selenite rose from a dry lake near Oujda, Morocco - large hand/display specimen
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gypsum - sand selenite rose from a dry lake near Oujda, Morocco - large hand/display specimen

$ 20.00

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hematite - botryoidal hematite from Morocco - teaching hand specimen
hematite - botryoidal hematite from Morocco - teaching hand specimen
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$ 7.50
hematite - botryoidal hematite from Morocco - teaching hand specimen
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hematite - botryoidal hematite from Morocco - teaching hand specimen

$ 7.50

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hematite - botryoidal hematite from Morocco - teaching hand/display specimen 2 left
hematite - botryoidal hematite from Morocco - teaching hand/display specimen
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$ 9.50
hematite - botryoidal hematite from Morocco - teaching hand/display specimen
2 left

hematite - botryoidal hematite from Morocco - teaching hand/display specimen

$ 9.50

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kaolinite - soft white kaolin - display specimen of the primary constituent of kaolin clay 1 left
kaolinite - soft white kaolin - display specimen of the primary constituent of kaolin clay
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$ 12.50
kaolinite - soft white kaolin - display specimen of the primary constituent of kaolin clay
1 left

kaolinite - soft white kaolin - display specimen of the primary constituent of kaolin clay

$ 12.50

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kaolinite - soft white kaolin - hand/display specimen of the primary constituent of kaolin clay
kaolinite - soft white kaolin - hand/display specimen of the primary constituent of kaolin clay
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$ 9.50
kaolinite - soft white kaolin - hand/display specimen of the primary constituent of kaolin clay
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kaolinite - soft white kaolin - hand/display specimen of the primary constituent of kaolin clay

$ 9.50

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kaolinite - soft white kaolin - large display specimen of the primary constituent of kaolin clay 1 left
kaolinite - soft white kaolin - large display specimen of the primary constituent of kaolin clay
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$ 15.00
kaolinite - soft white kaolin - large display specimen of the primary constituent of kaolin clay
1 left

kaolinite - soft white kaolin - large display specimen of the primary constituent of kaolin clay

$ 15.00

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kaolinite - soft white kaolin - teaching hand specimen of the primary constituent of kaolin clay 2 left
kaolinite - soft white kaolin - teaching hand specimen of the primary constituent of kaolin clay
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$ 7.50
kaolinite - soft white kaolin - teaching hand specimen of the primary constituent of kaolin clay
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2 left

kaolinite - soft white kaolin - teaching hand specimen of the primary constituent of kaolin clay

$ 7.50

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kaolinite - soft white kaolin - teaching student specimens of the primary constituent of kaolin clay - Unit of 5 specimens
kaolinite - soft white kaolin - teaching student specimens of the primary constituent of kaolin clay - Unit of 5 specimens
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$ 4.20
kaolinite - soft white kaolin - teaching student specimens of the primary constituent of kaolin clay - Unit of 5 specimens

kaolinite - soft white kaolin - teaching student specimens of the primary constituent of kaolin clay - Unit of 5 specimens

$ 4.20

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kyanite - black kyanite from São José de Safira, Minas Gerais, Brazil - unit of 5 student specimens 4 left
kyanite - black kyanite from São José de Safira, Minas Gerais, Brazil - unit of 5 student specimens
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$ 5.80
kyanite - black kyanite from São José de Safira, Minas Gerais, Brazil - unit of 5 student specimens
4 left

kyanite - black kyanite from São José de Safira, Minas Gerais, Brazil - unit of 5 student specimens

$ 5.80

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kyanite - black kyanite in a spray of fine crystals, from São José de Safira, Minas Gerais, Brazil - hand specimen 4 left
kyanite - black kyanite in a spray of fine crystals, from São José de Safira, Minas Gerais, Brazil - hand specimen
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$ 9.50
kyanite - black kyanite in a spray of fine crystals, from São José de Safira, Minas Gerais, Brazil - hand specimen
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4 left

kyanite - black kyanite in a spray of fine crystals, from São José de Safira, Minas Gerais, Brazil - hand specimen

$ 9.50

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kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand specimen 1 left
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand specimen
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$ 12.50
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand specimen
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1 left

kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand specimen

$ 12.50

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kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand/display specimen
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand/display specimen
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$ 20.00
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand/display specimen
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kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - hand/display specimen

$ 20.00

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kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - large hand/display specimen 1 left
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - large hand/display specimen
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$ 30.00
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - large hand/display specimen
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1 left

kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - large hand/display specimen

$ 30.00

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kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - display specimen 2 left
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - display specimen
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$ 45.00
kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - display specimen
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2 left

kyanite crystals in quartz - São José de Safira, Minas Gerais, Brazil - display specimen

$ 45.00

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limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif. 4 left
limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.
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$ 9.50
limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.
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4 left

limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.

$ 9.50

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limestone - tan silty limestone from the Jurassic Carmel Fm. - hand/display specimen 2 left
limestone - tan silty limestone from the Jurassic Carmel Fm. - hand/display specimen
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$ 9.50
limestone - tan silty limestone from the Jurassic Carmel Fm. - hand/display specimen
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2 left

limestone - tan silty limestone from the Jurassic Carmel Fm. - hand/display specimen

$ 9.50

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limestone - tan silty limestone from the Jurassic Carmel Fm. - teaching hand specimen
limestone - tan silty limestone from the Jurassic Carmel Fm. - teaching hand specimen
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$ 9.50
limestone - tan silty limestone from the Jurassic Carmel Fm. - teaching hand specimen
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limestone - tan silty limestone from the Jurassic Carmel Fm. - teaching hand specimen

$ 9.50

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limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand specimen
limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand specimen
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$ 9.50
limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand specimen
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limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand specimen

$ 9.50

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limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand/display specimen
limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand/display specimen
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$ 9.50
limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand/display specimen
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limestone - very light tan lacustrine limestone from the Eocene Green River Formation - teaching hand/display specimen

$ 9.50

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magnesite - teaching student specimens of light tan porous magnesite from the Windous Butte magnesite deposit, Nevada - unit of 5 student specimens 1 left
magnesite - teaching student specimens of light tan porous magnesite from the Windous Butte magnesite deposit, Nevada - unit of 5 student specimens
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$ 4.20
magnesite - teaching student specimens of light tan porous magnesite from the Windous Butte magnesite deposit, Nevada - unit of 5 student specimens
1 left

magnesite - teaching student specimens of light tan porous magnesite from the Windous Butte magnesite deposit, Nevada - unit of 5 student specimens

$ 4.20

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magnets - set of five ceramic ring magnets 1.5 inch diameter by .125 inch thick
magnets - set of five ceramic ring magnets 1.5 inch diameter by .125 inch thick
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$ 4.20
magnets - set of five ceramic ring magnets 1.5 inch diameter by .125 inch thick

magnets - set of five ceramic ring magnets 1.5 inch diameter by .125 inch thick

$ 4.20

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mudstone - teaching hand specimen of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif.
mudstone - teaching hand specimen of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif.
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$ 7.50
mudstone - teaching hand specimen of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif.
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mudstone - teaching hand specimen of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif.

$ 7.50

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mudstone - teaching student specimens of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif. - Unit of 5 specimens Sold Out
mudstone - teaching student specimens of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif. - Unit of 5 specimens
-
$ 4.20
mudstone - teaching student specimens of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif. - Unit of 5 specimens
Sold Out

mudstone - teaching student specimens of diatomaceous mudstone from the Sisquoc Formation, Santa Barbara County, Calif. - Unit of 5 specimens

$ 4.20

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Pahoehoe - hand specimen of ropy lava from the Kilauea 1990 East Rift Zone eruption 1 left
Pahoehoe - hand specimen of ropy lava from the Kilauea 1990 East Rift Zone eruption
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$ 9.50
Pahoehoe - hand specimen of ropy lava from the Kilauea 1990 East Rift Zone eruption
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1 left

Pahoehoe - hand specimen of ropy lava from the Kilauea 1990 East Rift Zone eruption

$ 9.50

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peat - hand specimen of peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago 1 left
peat - hand specimen of peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago
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$ 9.50
peat - hand specimen of peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago
Images / 1 / 2
1 left

peat - hand specimen of peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago

$ 9.50

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peat - peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - display specimen 1 left
peat - peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - display specimen
-
$ 12.50
peat - peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - display specimen
Images / 1 / 2
1 left

peat - peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - display specimen

$ 12.50

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peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - hand/display specimen 4 left
peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - hand/display specimen
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$ 9.50
peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - hand/display specimen
Images / 1 / 2 / 3 / 4 / 5
4 left

peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - hand/display specimen

$ 9.50

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peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - large display specimen 1 left
peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - large display specimen
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$ 20.00
peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - large display specimen
Images / 1 / 2
1 left

peat - silty peat from the San Andreas fault zone, formed in a marsh that dried out roughly a century ago - large display specimen

$ 20.00

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peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand specimen 4 left
peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand specimen
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$ 12.50
peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand specimen
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4 left

peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand specimen

$ 12.50

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peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand/display specimen
peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand/display specimen
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$ 15.00
peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand/display specimen
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peridotite xenolith in vesicular phonotephrite from the San Carlos Volcanic Field, Arizona - teaching hand/display specimen

$ 15.00

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perlite - screened and partially dried perlite pellets and popped perlite - set of two 2-ounce jars
perlite - screened and partially dried perlite pellets and popped perlite - set of two 2-ounce jars
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$ 8.50
perlite - screened and partially dried perlite pellets and popped perlite - set of two 2-ounce jars
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perlite - screened and partially dried perlite pellets and popped perlite - set of two 2-ounce jars

$ 8.50

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perlite - teaching student specimens of gray perlite ore - an amorphous hydrated glass - Unit of 5 specimens 2 left
perlite - teaching student specimens of gray perlite ore - an amorphous hydrated glass - Unit of 5 specimens
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$ 4.20
perlite - teaching student specimens of gray perlite ore - an amorphous hydrated glass - Unit of 5 specimens
2 left

perlite - teaching student specimens of gray perlite ore - an amorphous hydrated glass - Unit of 5 specimens

$ 4.20

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porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - display specimen Sold Out
porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - display specimen
-
$ 12.50
porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - display specimen
Images / 1 / 2
Sold Out

porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - display specimen

$ 12.50

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porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - teaching hand specimen
porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - teaching hand specimen
-
$ 9.50
porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - teaching hand specimen
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porcelanite - formed from the reprecipitation of silica during the conversion of siliceous sediments to sedimentary rock - Monterey Formation, CA - teaching hand specimen

$ 9.50

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