Tecto & Phyllosilicate Formulas Flashcards

1
Q

Quartz

A

tectosilicate

SiO2

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2
Q

Chalcedony

A

tectosilicate

SiO2

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3
Q

Opal

A

tectosilicate

SiO2 x nH2O

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4
Q

Alkali feldspar

A

tectosilicate

(K, Na)AlSi3O8

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5
Q

Amazonite

A

tectosilicate

alkali feldspar - solid solution microcline

(K, Na)AlSi3O8

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6
Q

Plagioclase

A

tectosilicate

(Na, Ca)(Al, Si)4O8

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7
Q

Labradorite

A

tectosilicate

(Ca, Na)(Al,Si)4O8

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8
Q

Nepheline

A

tectosilicate

NaAlSiO4

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9
Q

Leucite

A

tectosilicate

KAlSi2O6

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10
Q

Sodalite

A

tectosilicate

Na4Al3Si3O12Cl

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11
Q

Analcime

A

tectosilicate

NaAlSi2O6 x (H2O)

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12
Q

Talc

A

phyllosilicate

Mg3Si4O10(OH)2

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13
Q

Kaolinite

A

phyllosilicate

Al2Si2O5(OH)4

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14
Q

Serpentine

A

phyllosilicate

(Mg,Fe)3Si2O5(OH)4

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15
Q

Lepidolite

A

phyllosilicate

K(Li,Al)2-3(AlSi3O10)(F,OH)2

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16
Q

Muscovite

A

phyllosilicate

KAl2(AlSi3O10)(F,Cl,OH)2

17
Q

Biotite

A

phyllosilicate

K(Mg,Fe)3(AlSi3O10)(F,Cl,OH)2

18
Q

Prehnite

A

phyllosilicate

Ca2Al(AlSi3O10)(OH)2

19
Q

Chlorite

A

phyllosilicate

(Mg,Al,Fe)6(Si,Al)4O10(OH)8