18 Minerals Flashcards
(21 cards)
1
Q
Quartz formula
A
SiO2
2
Q
Calcite formula
A
CaCO3
3
Q
Muscovite mica formula
A
KAl2(Al1Si3O10)(OH,F)2
4
Q
Biotite mica formula
A
K(Mg,Fe)3(Al, Si3O10)(OH,F)2
5
Q
Magnetite formula
A
Fe3O4
6
Q
Talc formula
A
Mg3Si4O10(OH)2
7
Q
Olivine formula
A
(Fe,Mg)2SiO4
8
Q
Dolomite formula
A
CaMg(CO3)2
9
Q
Sphalerite formula
A
ZnS
10
Q
Fluorite formula
A
CaF2
11
Q
Fluorite hardness
A
4
12
Q
Sphalerite hardness
A
3.5-4
13
Q
Dolomite hardness
A
3.5-4
14
Q
Olivine hardness
A
7
15
Q
Talc hardness
A
1
16
Q
Magnetite hardness
A
6-6.5
17
Q
Biotite mica hardness
A
2.5-3
18
Q
Muscovite mica hardness
A
2-2.5
19
Q
Quartz hardness
A
7
20
Q
Calcite hardness
A
3
21
Q
A
