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Geology Practical
geology lab practical
49
Geology
Undergraduate 3
02/20/2017

Additional Geology Flashcards

 


 

Cards

Term

[image]

Definition

Potassium Feldspar

Mineral

non metalic luster

H > 5.5

White streak

pink color

2=90 degrees clevage

 

Term
[image]
Definition

Graphite

mineral

metallic

H<2

sliver/grey streak

silver/grey color

no clevage

Term
[image]
Definition

Galena

Mineral

Metallic

H<3

silver/grey streak

silver/grey color

cubic clevage

Term
[image]
Definition

Calcite

mineral

Non metallic

H<5.5

White streak

white/clear color

rhombohedron clevage

 

Term
[image]
Definition

Muscovite

Mineral

Non metallic

H<2

no streak

white/green color

1 plane of clevage

Term
[image]
Definition

plagioclase feldspar

mineral

non metallic

H>5.5

No streak

white color

cubic clevage

Term
[image]
Definition

copper

mineral

metallic

H=3

copper streak

copper color

no clevage

Term
[image]
Definition

Quartz

mineral

non metallic

H>5.5

no streak

white color

no clevage

Term
Definition

Garnet Group

mineral

glassy look

Non metallic

H>5.5

No streak

red/brown color

no clevage

Term
[image]
Definition

Gypsum

mineral

non metallic

H<2

white streak

clear/white

1 good plane of clevage

Term
Definition

Pyroxine group

mineral

non metallic 

H>5.5

no streak

green/black

2=90 degree clevage

Term
[image]
Definition

Halite

mineral

salty/glassy/transparent

non metallic

H<3

White streak

clear/translucent color

cubic=90 clevage

Term
[image]
Definition

Biotite

mineral

non meallic

H<2

green or brown streak

black/brown color

1 plane of clevage

flexible

Term
[image]
Definition

Olivine

mineral

non metallic

H>5.5

No streak

olive green color

no clevage

Term
[image]
Definition

hematite

mineral

non metallic

H>5.5

purple/red/brown streak

grey/red color

no clevage

Term
[image]
Definition

pyrite

metallic

h>5.5

gre/black streak

gold color

no clevage

 

Term
[image]
Definition

amphibole

mineral

non metallic

h>5.5

green/black streak

black color

2 planes of clevage not equal to 90 degrees

Term
[image]
Definition

talc

mineral

pearl luster

H<2

White streak

white color

1 plane of clevage

feels soapy

Term
[image]
Definition

magnetite

mineral

metallic

H>5.5

Black green streak

black/orange color

no clevage

magnetic*

Term
[image]
Definition

sulfer

mineral

non metallic 

h<2

yellow streak

yellow color

no clevage

bad smell

Term
[image]
Definition

kaolinite

mineral

non metallic

H<2

White streak

white color

no clevage

powdery earthy

Term
[image]
Definition

limonite

mineral

non metallic

H<2

Clay orange streak

earthy orange color

no clevage

earthy

Term
[image]
Definition

Diorite

igneous rock

paneritic texture

plag feldspar, feldspar minerals present

cools slowly

Term
[image]
Definition

porpherytic andesite

igneous rock

porpherytic texture

plag feldspar

amphibole

cools slow then fast

Term

[image]

Definition

scoria

bubbly, vesicular, prous texture

pyroxene, plag feldspar, dark color

cools fast with gas

Term
[image]
Definition

basalt

igneous rock

aphanitic texture

olivine pyroxene mineral present

cools fast

 

Term
[image]
Definition

tuff

igneous rock

pyroclastic fragmental

potassium feldspar and sodium plygoclase

cooled fast

Term
[image]
Definition

granite

igneous rock

phaneritic

quartx feldspar amphibole

cools slowly

Term
[image]
Definition

gabbro

phaneritic

olivine, calcium plageoclase

cools slowly

Term
[image]
Definition

obsidion

glassy texture

magnetite, ferromagnesium

cools fast

Term
[image]
Definition

ryolite

igneous rock

aphynitic texture

feldspar and quartz

cools fast

Term
[image]
Definition

pumice

igneous rock

vesicular texture

sodium plygoclase, potassium feldspar

cools fast with gas

Term
[image]
Definition

micrite

sedimentary rock

chemical component

microcrystalline, conhodial fracture

calcite mineral

Term
[image]
Definition

conglomerate

sedimentary rock

course grain texture

clastic 

quartz, rock fragments

Term
[image]
Definition

breccia

sedimentary rock

course grain

clastic

limestone, hemotite

Term
[image]
Definition

conquina

fossil and fossil fragments

biogenic

calcite

Term
[image]
Definition

fossilferous limestone

sedimentary

abundant fossils in calcareous matrix

calcite

 

Term
[image]
Definition

coal

sedimentary

biogenic

carbon

Term
[image]
Definition

chert

microcrystalline texture

biogenic

quartz, chalcedony

 

Term
[image]
Definition

shale

sedimentary

very fine grain

clastic

clay

Term
[image]
Definition

sandstone

medium grain

clastic

quartz and rock fragments

Term
[image]
Definition

rock gypsum

sedimentary

fine grain

biogenic

gypsm

Term
[image]
Definition

Gneiss

metamorphic 

foliated

pyroxene, amphibole, feldspar, quartz

high metamorphic grade

Term
[image]
Definition

slate

metamorphic rock

foliated

chlorite, mica

low metamorphic grade

 

Term
[image]
Definition

phyllite

metamorphic rock

foliated

talc, chlorite, mica

medium metamorphic grade

Term
[image]
Definition

schist

metamorphic

foliated

mica, feldspar, quartz

medium grade

Term
[image]
Definition

quartzite

metamorphic

non foliated 

quartz

Term
[image]
Definition

marble

metamorphic

non foliated

calcite

Term
[image]
Definition

coal, anthracite

metamorphic

non foliated

organic material

 

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