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Mineralogy > Cyclosilicates > Flashcards

Cyclosilicates Flashcards

1
Q

Formula of a triangular ring shape

A

(Si3O9)

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2
Q

Shape of a square formula

A

(Si4O12)

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3
Q

Hexagonal ring element formula

A

(Si6O18)

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4
Q

Cyclosilicates are also called as?

A

Ring Silicates

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5
Q

The (3) three membered ring

A

Benitoite
Pabstite
Margarosanite

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6
Q

Distinguishable Feature & Crystal System of Benitoite

A

Deep indigo blue, hexagonal

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7
Q

Extremely rare gem quality

A

Benitoite

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8
Q

Distinguishable Feature & Crystal System of Pabstite

A

Bluish white in UV light, Hexagonal

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9
Q

Named in honor Adolf Pabst

A

Pabstite

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10
Q

Distinguishable Feature & Crystal System of Margarosanite

A

Bluish white in UV light, Triclinic

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11
Q

Distinguishable Feature & Crystal System of Schorl

A

Black, Trigonal

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12
Q

Alias of Schorl

A

Black Tourmaline

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13
Q

Industrial Uses of Schorl

A

Water and Air Purifier

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14
Q

Distinguishable Feature & Crystal System of Elbaite

A

Bicolored, Trigonal

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15
Q

Watermelon Tourmaline

A

Elbaite

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16
Q

Industrial Uses of Elbaite

A

Gemstone and Glass

17
Q

Varieties of Elbaite

A

Siberite, Paraiba, Verdelite

18
Q

Opaque variety of Elbaite

A

Siberite

19
Q

Copper-bearing variety of Elbaite

A

Paraiba

20
Q

The Green Tourmaline

A

Verdelite

21
Q

Distinguishable Feature & Crystal System of Liddicoatite

A

Light-brown, Trigonal

22
Q

One of the rarest tourmaline variety

A

Liddicoatite

23
Q

Distinguishable Feature & Crystal System of Indicolite

A

Blue, Trigonal

24
Q

Brazilian Sapphire

A

Indicolite

25
Q

Distinguishable Feature & Crystal System of Rubellite

A

Red, Trigonal

26
Q

Aphrite/Apyrite Alias

A

Rubellite

27
Q

Distinguishable Feature & Crystal System of Cordierite

A

Blue, Orthorhombic

28
Q

Variety of Cordierite and the transparent gem variety

A

Iolite

29
Q

Distinguishable Feature & Crystal System of Beryl

A

Varying colors, Hexagonal

30
Q

The Varieties of Beryl

A

Goshenite
Emerald
Aquamarine
Morganite
Heliodor
Red Beryl

31
Q

Distinguishable Feature & Crystal System of Sugilite

A

purple, Hexagonal

32
Q

Distinguishable Feature & Crystal System of Dioptase

A

Emerald-green, Trigonal

Mineralogy (20 decks)

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