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Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
where the original shell material has been replaced by agate—a form of chalcedony
Description: Bivalves have no head
Approximate Weight of 1 Piece: 590g
The Morrison Formation is a a Late Jurassic rock unit famous for dinosaur fossils across the western United States
Mercedes Calcite (Chalcopyrite on Calcite) - Specimen predator where the original shell materialMined from: Daye Mine, Huangshi, Hubei Province, China Description: This one of a kind Mercedes Calcite specimen from Hubei Province, China features a large intergrown group of clear to pale honey coloured calcite crystals with broad, strongly striated faces. Distinct black mineral bands run in straight, parallel lines across several crystal surfaces, standing out sharply against the translucent calcite. The piece has a thick, blocky form with stepped
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