| Crocoite
V - Chromates |
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| Name | Crocoite
(Red Lead Ore) |
|
| Chemistry | Pb[CrO4] | |
| Hardness | 2.5 - 3 | |
| Lustre | greasy, adamantine | |
| Colour | yellowish red, translucent | |
| Streak | orange | |
| Density [g/cm3] | 6.7 - 6.9 | |
| Crystal habit | monoclinic, crytals acicular or prismatic | |
| Cleavage, Fracture | [110] perfect, fracture conchoidal | |
| other characteristics and occurrences | formation by circulation of chromium containing solutions, which react with oxidation ores of galena (PbS) | |