Shared Flashcard Set

Details

Minerals
the hard stuff and the not so hard stuff
17
Geology
Undergraduate 4
12/06/2015

Additional Geology Flashcards

 


 

Cards

Term
[image]
Definition

Orthoclase Feldspar

 

(2 90 degree cleaveages, 6.0 hardness, colorless streak)

Term
[image]
Definition

Plagioclase feldspar

 

(6.0 hardness, 2 90 degree cleavages, colorless streak)

Term
[image]
Definition

Quartz

 

(7 hardness, conchoidal, colorless streak)

Term
[image]
Definition

Pyroxene

 

(5 hardness, 2 90 degree cleavages, colorless streak)

Term
[image]
Definition

Amphibole

 

(5 hardness, 2 cleavages at 60 and 120, white streak)

Term
[image]
Definition

Biotite mica

 

(2 hardness, platy, green black streak)

Term
[image]
Definition

Muscovite mica

 

(2 hardness, platy, yellow streak)

Term
[image]
Definition

Olivene

 

(6.5 hardness, conchoidal, colorless streak)

Term
[image]
Definition

Clay

 

(2 hardness, conchoidal, white streak)

Term
[image]
Definition

Calcite

 

(2.5 hardness, 3 cleavages rhombohedral, white streak)

Term

 

[image]

Definition

Gypsum

 

(2 hardness, 1 good cleavage 2 fair 60 degrees, white streak)

Term
[image]
Definition

Magnetite

 

(5 hardness, conchoidal, black streak)

Term
[image]
Definition

Hematite

 

(5 hardness, conchoidal, red streak)

Term
[image]
Definition

Pyrite 

 

(6 hardness, conchoidal, gray or greenblack streak)

Term
[image]
Definition

Galena

 

(2 hardness, conchoidal, dark gray streak)

Term
[image]
Definition

Halite

 

(3 hardness, 3 cleavages 90 degrees, clear streak)

Term
[image]
Definition
Garnet
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