General Information:
Chemical Formula:
Ca6Mg2(SO4)2(CO3)2Cl4(OH)4·7(H2O)
Composition:
(Molecular Weight = 795.36 gm)
Calcium 30.23 % Ca
Magnesium 6.11 % Mg
Hydrogen 2.28 % H
Carbon 3.02 % C
Sulfur 8.06 % S
Oxygen 50.29 % O
Empirical Formula:
Ca6Mg2(SO4)2(CO3)2(OH)4·7(H2O)
Environment:
Found in a drill core of marine evaporite deposits.
IMA Status:
Approved IMA 1963
Locality:
Caspian Depression, Kazakhstan.
Name Origin:
Named for Vitalii Borisovich Tatarskii (1907-), Russian mineralogist, Leningrad University.
Physical Properties:
Cleavage:
[???] Fair, [???] Fair
Color:
colorless or light yellow.
Density:
2.341
Diaphaniety:
Transparent
Habits:
Crystalline - Coarse - Occurs as well-formed coarse sized crystals., ,
Hardness:
2.5 - Finger Nail
Luster:
Vitreous - Pearly
Streak:
white
More details...