Hübnerite: Difference between revisions
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Hubnerite named after German mineralologist, Adolf Huebner. Hubnerite chemical formula: | '''Hubnerite''' named after German mineralologist, Adolf Huebner. Hubnerite chemical formula: MnWO<sub>4</sub>. Has a molecular weight of 302.79 g/mol. manganese makes up 18.14% of chemical composition, tungsten: 60.72%, oxygen: 21.14%. | ||
cleavage:[010] Perfect. | cleavage:[010] Perfect. | ||
color: Brown, reddish brown, brownish black. | color: Brown, reddish brown, brownish black. | ||
density: 7.15 | density: 7.15 g/cm³ | ||
fracture: brittle. | fracture: brittle. | ||
hardness: 4.5-between flourite and apatite. | Mohs hardness: 4.5-between flourite and apatite. | ||
luster: submetallic. | luster: submetallic. | ||
streak: red-brown. | streak: red-brown. | ||
diaphaniety:Transparent to translucent. | diaphaniety:Transparent to translucent. | ||
crystalline structure: monoclinic-prismatic. | crystalline structure: monoclinic-prismatic. | ||
==External links== | |||
For more info, go to http://webmineral.com | For more info, go to http://webmineral.com | ||
Revision as of 03:28, 12 September 2005
Hubnerite named after German mineralologist, Adolf Huebner. Hubnerite chemical formula: MnWO4. Has a molecular weight of 302.79 g/mol. manganese makes up 18.14% of chemical composition, tungsten: 60.72%, oxygen: 21.14%. 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.
External links
For more info, go to http://webmineral.com