General Mineral Group
Subgroup
Specific Mineral(s)
Feldspar
Plagioclase Feldspars
Anorthite, Albite
Feldspar
K Feldspar
Orthoclase
Mica
Fe/Mg Mica
Biotite
Mica
NON Fe/Mg Mica
Muscovite
Note:
OK
-
O
rthoclase is the
K
Feldspar
AP
-
A
lbite &
A
northite are
P
lagioclase Feldspars