Copper Oxide CuO type
CuO
|
Chemical name
Copper Oxide CuO type |
|
Mineral name
Tenorite |
|
Chemical formula
CuO |
|
Melting point [°C]
1326 |
|
Crystal system
monoclinic |
|
Crystal Class
monoclinic-prismatic (2/m) |
|
Space Group
C2/c |
|
Unit cell
a [Å]:4.67 b [Å]:3.42 c [Å]:5.12 |
|
Molecular weight [g/mol]
79.55 |
|
Formula units
Z=4 |
|
Twinning
common on {011} (lamellar) |
|
Mohs hardness
3.5 - 4 |
|
Density [g/cm3]
6 - 6.5 |
|
Cleavage
poor to indistinct |
|
Fracture / Tenacity
brittle, flexible and elastic in thin flakes; uneven to conchoidal |
|
Color
steel-gray, iron-gray, black |
|
Streak
brownish-black |
|
Transparency
opaque, thin flakes transparent |
|
Luster
metallic to earthy |
|
Optical character
biaxial (+) |
|
Pleochroism δ
distinct |
