SKU: 98809621295
Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
potassium and titanium may be present
coarse-grained variant of the mineral quartz that is valued for its purple color
cut in cross-section and polished to reveal the rich colors that are so famous in this location
besteht aus einer Reihe von geschichteten oder gewellten Kalkschlämmen mit einer Dicke von etwa 1
Beschreibung: Ungewöhnliche Amethyst-Platte in quadratischer Form von Edelsteinqualität
Green River Fischmortalitätsplatte | Wyoming, USA Blue potassium and titanium may beOrigin: Green River Formation, Wyoming, USA Size: H122. 5cm W76cm D8cm Age: Eocene, 50 million years old Description: Diplomystus dentatus, Priscacara sp. (Cope, 1877), and Knightia eocaena. The limestone layers of the Eocene deposit of the Green River Formation are a rare location where conditions were right for a rich assemblage of undisturbed fossils. The present specimen is a classic fish mural from this popular American fossil locality,
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