General Information:
Chemical Formula:
(Ca,Ce)(Al,Ti,Mg)12O19
Physical Properties:
Cleavage:
[001] Good
Color:
black, black, or reddish brown.
Density:
3.84
Diaphaniety:
Opaque
Hardness:
7.5-8
Luster:
Metallic
Streak:
reddish brown
More details...
General Information:
Chemical Formula:
(Ca,Ce)(Al,Ti,Mg)12O19
Physical Properties:
Cleavage:
[001] Good
Color:
black, black, or reddish brown.
Density:
3.84
Diaphaniety:
Opaque
Hardness:
7.5-8
Luster:
Metallic
Streak:
reddish brown
More details...
Mineralogy database English vocab. Английский словарь базы данных минералогии . 2012