General Information:
Chemical Formula:
(Ca,Na2)7(Ce,La)2B22O43·7(H2O)
Composition:
(Molecular Weight = 1,623.88 gm)
Sodium 5.66 % Na
Calcium 12.34 % Ca
Lanthanum 4.28 % La
Cerium 12.94 % Ce
Boron 14.65 % B
Hydrogen 0.87 % H
Oxygen 49.26 % O
Empirical Formula:
Ca5Na4Ce1.5La0.5B22O43·7(H2O)
Environment:
Marine evaporite deposits.
IMA Status:
Approved IMA 1968
Locality:
Cane Creek potash mine, near Moab, Grand County, Utah, USA.
Name Origin:
Named ro Otto Braitsch (1921-1966), German mineralogist.
Physical Properties:
Color:
colorless, white, or pink.
Density:
2.903
Diaphaniety:
Transparent
Habits:
Microscopic Crystals - Crystals visible only with microscopes., Hexagonal - Six-sided crystal shape in cross-section or habit., Platy - Sheet forms (e.g. micas).
Luster:
Vitreous (Glassy)
Streak:
white
More details...