General Information:
Chemical Formula:Ca4B10O19·7(H2O)
Composition:(Molecular Weight = 698.51 gm)Calcium 22.95 %
CaBoron 15.48 %
B Hydrogen 2.02 %
H Oxygen 59.55 %
O Empirical Formula: Ca4B10O19·7(H2O)
Locality:Chetco, Curry County, Oregon, USA.
Name Origin:Named after the American metallurgist, Thomas Price (1837-?), San Francisco metallurgist, who first analyzed the mineral.
Physical Properties: Cleavage:[001] Perfect
Color:white.
Density:2.42
Habits:Concretionary - Rounded massive fine-grained materials., Earthy - Dull, clay-like texture with no visible crystalline affinities, (e.g. howlite)., Cryptocrystalline - Occurs as crysta ls too small to distinguish with the nak
Hardness:3-3.5 - Calcite-Copper Penny
Luminescence:None.
Luster:Earthy (Dull)
Streak:white
More details...
