Boulangerite
Boulangerite
Item-No.: 0300278 Price: 30.00 EUR
Anna Mine, Březové Hory deposit, Březové Hory ore region, Příbram, Central Bohemia Region, Bohemia, Czech Republic
Boulangerite
Item-No.: MINS1744 Price: 25.00 EUR
Vojtěch Mine, Březové Hory deposit, Březové Hory ore region, Příbram, Central Bohemia Region, Bohemia, Czech Republic
Synonyms: | Bolidenite, Mullanite, Embrithite, Orlandinite, Plumbostibiite, Plumites, Yenerite |
Classification: | Sulfides and sulfosalts |
Chemical formula: | Pb5Sb4S11 |
Crystal system: | Monoclinic |
Density (g/cm3): | 6,2 measured, 6,21 calculated |
Tenacity: | Brittle, flexible |
Cleavage: |
Distinct - good
|
Hardness (Mohs): | 2,5 - 3 |
Colour: | Lead grey |
Lustre: | Metallic |
Streak: | Brownisch |
Type locality: | Molières, Gard, Occitanie, France |