Collections
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Insects
Our earliest record of winged insects appears in the Pennsylvanian at which...
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Jawless Fish
The term Agnatha serves mainly to distinguish fish without jaws from all...
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Kachinas
A kachina (or katsina) is a religious icon from the Hopi culture....
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Labradorite / Spectrolite
QUICK FACTS: Location: Madagascar Chemical Composition: NaAlSi3O8 to CaAl2Si2O8 (Sodium Calcium Aluminosilicate)...
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Lapis Lazuli
QUICK FACTS: Location: Afghanistan Chemical Composition: (Na, Ca)8Al6Si6O24(S, SO4) (Sodium Calcium Aluminum...
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Lycopsida – Ancient Club Mosses
The Lycopsids were the largest plants of the Mazon Creek area and...