Phosgenite
ID: 106
Phosgenite
Chemical Formula
Pb₂CO₃Cl₂
Hardness (Mohs)
2.5–3
Crystal System
Tetragonal
Streak
White
Luster
Adamantine to resinous
Diaphaneity
Transparent to Translucent
Color
Colorless, white, yellow, brown, greenish or pink
Crystal Habit / Mode of Occurrence
Tabular, prismatic
Density
6.1–6.3
Fun Facts
Phosgenite is a rare lead carbonate chloride mineral named after its resemblance to phosgene gas. It is a carbonate mineral and is brittle.