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Calcite, Marcasite
There is a whole field of dozens and dozens of these little diamond-bright calcite modified rhombs. Beneath and included inside the crystals, and in a field at one end of the specimen, is sparkly marcasite. Old classic material from the 1970s.
Unknown Owner
Comments
Known provenance
2024/08
Unknown Owner
Not disclosed—Species and Locality Wiki Pages
Collectors of Marcasite from Buffalo
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