abswurmbachite
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Abswurmbachite is a copper manganese silicate mineral ((Cu,Mn2+)Mn3+6O8SiO4). It was first described in 1991 and named after Irmgard Abs-Wurmbach (born 1938), a German mineralogist. It crystallizes in the tetragonal system. Its Mohs scale rating is 6.5 and a specific gravity of 4.96. It has a metallic luster and its color is jet black, with light brown streaks.
Key facts
- Mineral.name
- Abswurmbachite
- Mineral.category
- Nesosilicate
- Mineral.image
- أبسويربشيت.jpg
- Mineral.formula
- (Cu,Mn2+)Mn3+6O8SiO4
- Mineral.IMAsymbol
- Abs
- Mineral.strunz
- 9.AG.05
- Mineral.dana
- 7.5.1.4
- Mineral.unit cell
- 1640.82 Å3
- Mineral.pleochroism
- Non-pleochroic
- Mineral.system
- Tetragonal
- Mineral.class
- 4/mmm – Ditetragonal dipyramidal
- Mineral.color
- Black
- Mineral.cleavage
- None observed
- Mineral.tenacity
- Brittle
- Mineral.mohs
- 6.5
- Mineral.luster
- Metallic
- Mineral.streak
- Brownish black
- Mineral.gravity
- 4.96 g/cm3
via Wikipedia infobox
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Encyclopedic overview
2 sectionsContents
- See also
- References
Abswurmbachite is a copper manganese silicate mineral ((Cu,Mn2+)Mn3+6O8SiO4). It was first described in 1991 and named after Irmgard Abs-Wurmbach (born 1938), a German mineralogist. It crystallizes in the tetragonal system. Its Mohs scale rating is 6.5 and a specific gravity of 4.96. It has a metallic luster and its color is jet black, with light brown streaks.
==See also== List of minerals List of minerals named after people
Excerpted from Wikipedia’s “abswurmbachite” article, available under the CC BY-SA 4.0 licence.