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Orthoclase
Orthoclase
15
listings
302
in gallery
Market data
About Orthoclase
Formula
K(AlSi
3
O
8
)
Mineral guide
Learn about Orthoclase
Orthoclase - classic potassium feldspar with colors from colorless to pink; famed for Carlsbad, Baveno and Manebach twins and Alpine adularia in clefts.