Phosgenite - angew. Mineralogie

Phosgenite
V - Carbonates

`Name`		`Phosgenite` `(Horn Lead)`
`Chemistry`		`Pb₂[Cl₂\|CO₃]`
`Hardness`		`2.5 - 3`
`Lustre`		`adamantine`
`Colour`		`colourless, white, brown to yellow`
`Streak`		`white`
`Density [g/cm³]`		`6.0 - 6.3`
`Crystal habit`		`tetragonal, crystals prismatic, tabular, weakly striated lengthwise`
`Cleavage, Fracture`		`[110], [001] good , fracture conchoidal`
`other characteristics and occurrences`		`alteration product of galena (PbS) by carbonated or chlorinated (sea water) waters`

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