Tecto & Phyllosilicate Formulas Flashcards
1
Q
Quartz
A
tectosilicate
SiO2
2
Q
Chalcedony
A
tectosilicate
SiO2
3
Q
Opal
A
tectosilicate
SiO2 x nH2O
4
Q
Alkali feldspar
A
tectosilicate
(K, Na)AlSi3O8
5
Q
Amazonite
A
tectosilicate
alkali feldspar - solid solution microcline
(K, Na)AlSi3O8
6
Q
Plagioclase
A
tectosilicate
(Na, Ca)(Al, Si)4O8
7
Q
Labradorite
A
tectosilicate
(Ca, Na)(Al,Si)4O8
8
Q
Nepheline
A
tectosilicate
NaAlSiO4
9
Q
Leucite
A
tectosilicate
KAlSi2O6
10
Q
Sodalite
A
tectosilicate
Na4Al3Si3O12Cl
11
Q
Analcime
A
tectosilicate
NaAlSi2O6 x (H2O)
12
Q
Talc
A
phyllosilicate
Mg3Si4O10(OH)2
13
Q
Kaolinite
A
phyllosilicate
Al2Si2O5(OH)4
14
Q
Serpentine
A
phyllosilicate
(Mg,Fe)3Si2O5(OH)4
15
Q
Lepidolite
A
phyllosilicate
K(Li,Al)2-3(AlSi3O10)(F,OH)2