Hübnerite: Difference between revisions
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''' | '''Hübnerite''' is a mineral consisting of Manganese tungstate (chemical formula: MnWO<sub>4</sub>). | ||
cleavage:[010] Perfect. | |||
color: Brown, reddish brown, brownish black. | |||
density: 7.15 g/cm³ | *Molecular weight of 302.79 g/mol. manganese makes up 18.14% of chemical composition, tungsten: 60.72%, oxygen: 21.14%. | ||
fracture: brittle. | |||
Mohs hardness: 4.5-between flourite and apatite. | *Named after German mineralologist, Adolf Huebner. | ||
luster: submetallic. | *cleavage:[010] Perfect. | ||
streak: red-brown. | *color: Brown, reddish brown, brownish black. | ||
diaphaniety:Transparent to translucent. | *density: 7.15 g/cm³ | ||
crystalline structure: monoclinic-prismatic. | *fracture: brittle. | ||
*Mohs hardness: 4.5-between flourite and apatite. | |||
*luster: submetallic. | |||
*streak: red-brown. | |||
*diaphaniety:Transparent to translucent. | |||
*crystalline structure: monoclinic-prismatic. | |||
==External links== | ==External links== | ||
*[http://mineral.galleries.com/minerals/sulfates/huebneri/huebneri.htm mineral galleries] | |||
*[http://webmineral.com/data/Hubnerite.shtml webmineral.com] | |||
[[category:Minerals]] | |||
Revision as of 21:33, 16 October 2005
Hübnerite is a mineral consisting of Manganese tungstate (chemical formula: MnWO4).
- Molecular weight of 302.79 g/mol. manganese makes up 18.14% of chemical composition, tungsten: 60.72%, oxygen: 21.14%.
- Named after German mineralologist, Adolf Huebner.
- cleavage:[010] Perfect.
- color: Brown, reddish brown, brownish black.
- density: 7.15 g/cm³
- fracture: brittle.
- Mohs hardness: 4.5-between flourite and apatite.
- luster: submetallic.
- streak: red-brown.
- diaphaniety:Transparent to translucent.
- crystalline structure: monoclinic-prismatic.