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amber - fossil amber from a tropical forest tree in Indonesian Borneo 2 left
amber - fossil amber from a tropical forest tree in Indonesian Borneo
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$ 20.00
amber - fossil amber from a tropical forest tree in Indonesian Borneo
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2 left

amber - fossil amber from a tropical forest tree in Indonesian Borneo

$ 20.00

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amethyst - crystal clusters - set of five student specimens from Uruguay
amethyst - crystal clusters - set of five student specimens from Uruguay
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$ 12.50
amethyst - crystal clusters - set of five student specimens from Uruguay
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amethyst - crystal clusters - set of five student specimens from Uruguay

$ 12.50

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andesite porphyry - display specimen of a spectacular andesite porphyry 2 left
andesite porphyry - display specimen of a spectacular andesite porphyry
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$ 30.00
andesite porphyry - display specimen of a spectacular andesite porphyry
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2 left

andesite porphyry - display specimen of a spectacular andesite porphyry

$ 30.00

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Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10 4 left
Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10
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$ 7.50
Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10
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4 left

Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10

$ 7.50

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caliche - caliche formed in uplifted Pleistocene lake beds, uncovered and partly dissolved by acidic rain - hand/display specimen 3 left
caliche - caliche formed in uplifted Pleistocene lake beds, uncovered and partly dissolved by acidic rain - hand/display specimen
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$ 9.50
caliche - caliche formed in uplifted Pleistocene lake beds, uncovered and partly dissolved by acidic rain - hand/display specimen
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3 left

caliche - caliche formed in uplifted Pleistocene lake beds, uncovered and partly dissolved by acidic rain - hand/display specimen

$ 9.50

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chert - banded chert from the Monterey Formation, California - display specimen 1 left
chert - banded chert from the Monterey Formation, California - display specimen
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$ 30.00
chert - banded chert from the Monterey Formation, California - display specimen
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1 left

chert - banded chert from the Monterey Formation, California - display specimen

$ 30.00

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dendrites - display specimen of spectacular manganese oxide dendrites 2 left
dendrites - display specimen of spectacular manganese oxide dendrites
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$ 15.00
dendrites - display specimen of spectacular manganese oxide dendrites
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2 left

dendrites - display specimen of spectacular manganese oxide dendrites

$ 15.00

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desert varnish Sold Out
desert varnish
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$ 9.50
desert varnish
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Sold Out

desert varnish

$ 9.50

Back in stock soon. Inquire.

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

$ 12.50

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leucogranite - an orogenic collision-related igneous rock - hand/display specimen
leucogranite - an orogenic collision-related igneous rock - hand/display specimen
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$ 9.50
leucogranite - an orogenic collision-related igneous rock - hand/display specimen
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leucogranite - an orogenic collision-related igneous rock - hand/display specimen

$ 9.50

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limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.
limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.
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$ 7.50
limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.
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limestone - hand/display specimen showing typical dissolved surface found in arid climates - Lower Cambrian Chambless Limestone, Marble Mountains, Calif.

$ 7.50

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marble - large-grained gray marble - display specimen from the Lost Burro Formation 1 left
marble - large-grained gray marble - display specimen from the Lost Burro Formation
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$ 15.00
marble - large-grained gray marble - display specimen from the Lost Burro Formation
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1 left

marble - large-grained gray marble - display specimen from the Lost Burro Formation

$ 15.00

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oil sand - Graciosa coarse-grained member of the Careaga sandstone impregnated with oil from the underlying Monterey Formation - hand/display specimen
oil sand - Graciosa coarse-grained member of the Careaga sandstone impregnated with oil from the underlying Monterey Formation - hand/display specimen
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$ 9.50
oil sand - Graciosa coarse-grained member of the Careaga sandstone impregnated with oil from the underlying Monterey Formation - hand/display specimen
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oil sand - Graciosa coarse-grained member of the Careaga sandstone impregnated with oil from the underlying Monterey Formation - hand/display specimen

$ 9.50

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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
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$ 7.50
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

$ 7.50

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psilomelane - botryoidal psilomelane from Morocco - hand/display specimen
psilomelane - botryoidal psilomelane from Morocco - hand/display specimen
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$ 15.00
psilomelane - botryoidal psilomelane from Morocco - hand/display specimen
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psilomelane - botryoidal psilomelane from Morocco - hand/display specimen

$ 15.00

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pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens
pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens
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$ 7.50
pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens
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pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens

$ 7.50

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sand - beach sand with a high percentage of glass grains - 250 ml display bottle with ground glass stopper 4 left
sand - beach sand with a high percentage of glass grains - 250 ml display bottle with ground glass stopper
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$ 10.80
sand - beach sand with a high percentage of glass grains - 250 ml display bottle with ground glass stopper
4 left

sand - beach sand with a high percentage of glass grains - 250 ml display bottle with ground glass stopper

$ 10.80

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sand - beach sand with a high percentage of glass grains - set of two 2-ounce jars
sand - beach sand with a high percentage of glass grains - set of two 2-ounce jars
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$ 8.50
sand - beach sand with a high percentage of glass grains - set of two 2-ounce jars

sand - beach sand with a high percentage of glass grains - set of two 2-ounce jars

$ 8.50

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sand - gypsum sand from Lake Lucero - set of five tubes
sand - gypsum sand from Lake Lucero - set of five tubes
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$ 8.55
sand - gypsum sand from Lake Lucero - set of five tubes
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sand - gypsum sand from Lake Lucero - set of five tubes

$ 8.55

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sandstone - fine grained buff Dakota Sandstone from the Lower Cretaceous near Vernal, Utah - teaching hand specimen
sandstone - fine grained buff Dakota Sandstone from the Lower Cretaceous near Vernal, Utah - teaching hand specimen
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$ 7.50
sandstone - fine grained buff Dakota Sandstone from the Lower Cretaceous near Vernal, Utah - teaching hand specimen
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sandstone - fine grained buff Dakota Sandstone from the Lower Cretaceous near Vernal, Utah - teaching hand specimen

$ 7.50

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shale - hard tan shale from the Green River Formation, an Eocene lacustrine petroleum source rock - teaching hand specimen
shale - hard tan shale from the Green River Formation, an Eocene lacustrine petroleum source rock - teaching hand specimen
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$ 7.50
shale - hard tan shale from the Green River Formation, an Eocene lacustrine petroleum source rock - teaching hand specimen
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shale - hard tan shale from the Green River Formation, an Eocene lacustrine petroleum source rock - teaching hand specimen

$ 7.50

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Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona Sold Out
Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona
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$ 20.00
Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona
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Sold Out

Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona

$ 20.00

Back in stock soon. Inquire.

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Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona 1 left
Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona
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$ 25.00
Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona
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1 left

Thamnopora sp. Steininger, 1831 - Devonian tabulate branching coral from the Jerome member of the Martin Formation, Verde Valley, Arizona

$ 25.00

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tremolite (amphibole) asbestos - teaching hand specimen of fibers in a screw-cap pyrex tube
tremolite (amphibole) asbestos - teaching hand specimen of fibers in a screw-cap pyrex tube
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$ 9.50
tremolite (amphibole) asbestos - teaching hand specimen of fibers in a screw-cap pyrex tube

tremolite (amphibole) asbestos - teaching hand specimen of fibers in a screw-cap pyrex tube

$ 9.50

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