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V - Carbonates
Crystal habit of Phosgenite Phosgenite

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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© 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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