Crocoite

minerals

cerussite

pyromorphite

chromite

Images
Formula: Pb(CrO4)
Chromate
Specific gravity: 5.9 - 6.0
Hardness: 2½; to 3
Streak: Orange
Colour: Red to orange
Solubility: Slightly soluble in hydrochloric, sulphuric and nitric acid
Common impurities: Zn,S
Environments:

Hydrothermal environments

Crocoite is a rare mineral found in the oxidation zone of high temperature lead deposits in those regions where lead veins have traversed rocks containing chromite. Associated with pyromorphite, cerussite and wulfenite.

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