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igneous rocks
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amber - fossil amber from a tropical forest tree tree in Indonesian Borneo
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$ 20.00
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amber - fossil amber from a tropical forest tree tree in Indonesian Borneo
$ 20.00
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3 left
amethyst - cavity filling - hand/display specimen from Uruguay
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$ 12.50
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amethyst - cavity filling - hand/display specimen from Uruguay
$ 12.50
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2 left
amethyst - crystal cluster - hand/display specimen from Uruguay
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$ 9.50
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amethyst - crystal cluster - hand/display specimen from Uruguay
$ 9.50
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amethyst - crystal clusters - set of five student specimens from Uruguay
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$ 12.50
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amethyst - crystal clusters - set of five student specimens from Uruguay
$ 12.50
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Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10
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$ 7.50
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Apache tears - obsidianite cores from a flow converting to perlite - classroom set of 10
$ 7.50
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chalcopyrite - teaching student specimens from a mineralized vein - Unit of 5 specimens
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$ 12.50
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chalcopyrite - teaching student specimens from a mineralized vein - Unit of 5 specimens
$ 12.50
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4 left
fulgurite - natural glass tubes formed by lightning strikes on sand - set of three
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$ 12.50
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fulgurite - natural glass tubes formed by lightning strikes on sand - set of three
$ 12.50
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Sold Out
galena - teaching student specimens of the primary ore of lead - Unit of 5 specimens
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$ 12.50
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Sold Out
galena - teaching student specimens of the primary ore of lead - Unit of 5 specimens
$ 12.50
Back in stock soon. Inquire.
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leucogranite - an orogenic collision-related igneous rock - hand/display specimen
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$ 9.50
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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
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$ 7.50
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limestone - hand/display specimen showing typical dissolved surface found in arid climates
$ 7.50
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3 left
limestone - yellowish dolomitic limestone from the Lower Permian Kaibab Formation - teaching hand specimen
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$ 7.50
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limestone - yellowish dolomitic limestone from the Lower Permian Kaibab Formation - teaching hand specimen
$ 7.50
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3 left
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
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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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1 left
oil shale - display specimen of oil shale from the Green River Formation in Parachute Canyon, Colorado
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$ 15.00
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oil shale - display specimen of oil shale from the Green River Formation in Parachute Canyon, Colorado
$ 15.00
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1 left
oil shale - large hand/display specimen of oil shale from the Green River Formation in Parachute Canyon, Colorado
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$ 12.50
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oil shale - large hand/display specimen of oil shale from the Green River Formation in Parachute Canyon, Colorado
$ 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
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$ 7.50
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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
$ 7.50
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pyrite - Huanzalá Mine, Huallanca, Peru - Unit of 5 student specimens
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$ 7.50
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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 - set of 5 tubes
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$ 8.55
sand - beach sand with a high percentage of glass grains - set of 5 tubes
$ 8.55
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sandstone - fine grained buff Dakota Sandstone from the Lower Cretaceous near Vernal, Utah - teaching hand specimen
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$ 7.50
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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
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$ 7.50
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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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1 left
shonkinite - teaching hand/display specimen of an uncommon dark syenite
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$ 9.50
1 left
shonkinite - teaching hand/display specimen of an uncommon dark syenite
$ 9.50
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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
$ 9.50
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