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Name: |
cylindrite |
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Class: |
Sulfides |
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Chemistry: |
Pb3Sn4Sb2S12 mixed lead-tin-antimony sulfide |
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Color(s): |
gray, blackish-gray, metallic luster |
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Hardness: |
2.5 |
SpecGrav: |
5.4 |
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Fracture: |
conchoidal |
Cleavage: |
none |
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Crystal: |
Uncertain (crystals often in the form of small tubes) |
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Envronment: |
In tin deposits and ores |
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Association: |
cassiterite, franckeite, teallite |
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Locals: |
| Bolivia | Ukraine | |
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Misc: |
From the Greek word, kylindros, "cylinder." |
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