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  3. Tenorite

Collectible minerals - full range in stock "Tenorite"

Tenorite is predominantly a supergene copper mineral, its simple oxide occurring in crystals (having an acicular appearance) is extremely rare. Usually presented as earthy masses in the zone of oxidation of copper sulfide deposits in association with other copper minerals. A minor mineral of copper ores that does not form its own deposits.

You can see tenorite stone for sale and buy it in the Minerals of Russia online store.

Physical properties of Tenorite

General
Category Oxide mineral
Formula
(repeating unit)		 CuO
IMA symbol Tnr
Strunz classification 4.AB.10
Crystal system Monoclinic
Crystal class Prismatic (2/m)
(same H-M symbol)
Space group C2/c
Unit cell a = 4.6837(5) Å
b = 3.4226(5) Å
c = 5.1288(6) Å; β = 99.47°; Z = 4
Identification
Color Steel-gray, iron-gray, black
Crystal habit Lathlike crystals, curved, scaly, dendritic; commonly pulverulent, earthy, massive
Twinning Common on {011}, forming stellate groups; lamellar
Cleavage Poor to indistinct
Fracture Conchoidal to uneven
Tenacity Brittle; flexible and elastic in thin scales
Mohs scale hardness 3.5 - 4
Luster Metallic to earthy
Streak Black
Diaphaneity Opaque, thin flakes transparent
Specific gravity 6.5
Optical properties Biaxial +
Pleochroism Distinct; light to dark brown

Tenorite, Malachite
Code: 538
Tenorite, Malachite
Mikheevskoe deposit, South Ural, RF
17*14*16mm

0.00 $ $12.00

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