A is for Apatite
B is for Baryte
C is for Calcite
D is for Diamond
E is for Epidote
F is for Fluorite
G is for Gold
H is for Hematite
I is for Idocrase
J is for Jade
K is for Kyanite
L is for Labradorite
M is for Magnetite
N is for Nepheline
O is for Opal
P is for Pyrolusite
Q is for Quartz
R is for Rutile
S is for Stibnite
T is for Topaz
U is for Ulexite
V is for Vanadinite
W is for Wulfenite
X is for Xenotime