General Information:
Chemical Formula:
(Sb,Ca,Na)2(Ta,Nb)2(O,OH)7
IMA Status:
Approved IMA
Physical Properties:
Color:
white or white.
Diaphaniety:
Translucent to Opaque
Hardness:
4 - Fluorite
Luster:
Vitreous (Glassy)
Streak:
white
More details...
General Information:
Chemical Formula:
(Sb,Ca,Na)2(Ta,Nb)2(O,OH)7
IMA Status:
Approved IMA
Physical Properties:
Color:
white or white.
Diaphaniety:
Translucent to Opaque
Hardness:
4 - Fluorite
Luster:
Vitreous (Glassy)
Streak:
white
More details...
Mineralogy database English vocab. Английский словарь базы данных минералогии . 2012