General Information:
Chemical Formula:
(Na2,K2,Ca,Ba)5Al10Si35O90·45(H2O)
Environment:
Occurs in tholeiitic basalt and sandstone xenotiths in basalt.
IMA Status:
Approved IMA (Dana # Added)
Locality:
Rock Island Dam, on the Columbia River, Wenatchee, Douglas Co., WA, USA.
Name Origin:
Named after Linus Carl Pauling (1901-1994), professor of chemistry, California Institute of Technology, Pasadena, CA, USA.
Physical Properties:
Cleavage:
None
Color:
colorless, light yellow, orange, or red.
Density:
2.085 - 2.24, Average = 2.16
Habits:
Euhedral Crystals - Occurs as well-formed crystals showing good external form., ,
Hardness:
5 - Apatite
Luster:
Vitreous - Greasy
Streak:
white
More details...