Calcite with Marcasite
Availability: 1 in stock
Older (circa 1990-2000) Brushy Creek material is quite distinctive and, despite new production of good quality, will always be recognized by the alternating matte and glassy luster and the selective marcasite deposition. This one came from the Bob Reynolds collection. Terrific condition.
Locality: Brushy Creek Mine, Reynolds County, Missouri
Composition: calcium carbonate