Name: | Crocoite Crc |
Specimens in Collection: | |
IMA Chemistry: | Pb(CrO4) |
Chemistry Elements: | The mineral Crocoite contains elements: Lead (Pb) Chromium (Cr) Oxygen (O) |
Country of Type Locality: | Russia |
Year First Published: | 1767 |
IMA Status: | Approved,Grandfathered |
Status Notes: | Originally described as red crystalline lead ore, without a mineral name: Lehmann J G (1767) Nachricht von einem neu endechten Bleyerze. Neues Hamburg Magazin 7, 336-348 Beudant F S (1832) Crocoïse, plomb chromaté, in Traité Élémentaire de Minéralogie, 2nd Edition, (Paris) 669-670 High-temperature form is isostructural with baryte |
Structural Group Name: | Monazite, Baryte |
Fleischer's Group Name: | |
Crystal Systems: | monoclinic |
Oldest Known Age: | 2816 Million Years Ago |
Mohs Hardness: | 2.75 |
Diaphaneity: | 2.0 |
Specific Gravity: | 6.0 |
More Info: | Search Wikipedia: Crocoite (Wiki) Search Mindat: Crocoite Search Web Mineral DB: Crocoite |