sedimentary rocks

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The flashcards below were created by user margs10 on FreezingBlue Flashcards.


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    • Bituminous Coal
    • -black
    • -low density
    • -made of plants remains
    • -environment
    • -swamp
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    • Breccia
    • - Composed of angular fragments >2mm
    • Environments
    • – Short transport inriver
    • – Landslide
    • – Cave collapse
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    • Chalk
    • • Composed of finegrained calcite
    • • Mainly coccoliths
    • • Environment
    • – Continental shelf
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    Chert

    • • Fine grained
    • • Very hard (silica)
    • • Conchoidal fracture
    • • Enviroment
    • – Hot springs
    • – Deep marineradiolarians
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    • Conglomerate
    • • Composed ofRounded pebbles>2mm
    • • Environments
    • – Rivers
    • – Some beaches
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    • Coquina
    • • Composed of fossilfragments
    • • Environment
    • – High energy
    • – Near beach
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    • Diatomite
    • • Composed ofdiatoms (silica)
    • • Low density
    • • Porous
    • • Environment
    • – Continental shelf
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    • Fossiliferous limestone
    • • Composed of fossils
    • • Calcite matrix
    • • Environment
    • – Warm shallowtropical ocean
    • – Shallow shelf
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    Micrite

    • • Microcrystallinecalcite
    • • Fine grained
    • • conchoidal fracture
    • • Environment
    • – Quiet water
    • – Warm tropical
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    • Oolitic Limestone
    • • Composed of small(1/16-2mm) spheresof calcite
    • • Environment
    • – Shallow warmtropical waters
    • – tidalchannels
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    Quartz Sandstone

    • • Composed ofparticles between1/16-2mm
    • -Mostly quartz
    • Environments-
    • -beaches and dunes
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    Mudstone

    • • Fine grained <1/16mm
    • • Environments
    • – Flood plains
    • – Mud flats
    • – Deep marine
    • – Lakes
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    Travertine

    • • Banded rock
    • • Madeup of calcite
    • • Environments
    • – Caves
    • – Hot springs
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    • Scoria
    • Texture: vesicular
    • -Volcanic
    • -mafic
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    • GRANITE
    • Texture: visable crystal phanetic
    • -platonic
    • -felsic
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    • GABBRO
    • Texture: visable crystals phanertic
    • -plutonic
    • -mafic
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    • DIORITE
    • Texture: visable crystal Phanertic
    • -plutonic
    • -intermediate
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    • PUMICE
    • Texture: vesicular
    • -volcanic
    • -felsic
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    • Obsedian
    • Texture-glassy
    • -Volcanic
    • -Felsic
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    • Rhyolite
    • Texture-microcrystal, Aphanite
    • -volcanic-Felsic
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    • BASALT
    • Texture: microcrystal Aphanitic
    • -volcanic
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    • ANDESITE
    • Texture: micro aphanitic
    • -volcanic
    • -Intermediate
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    Anthracite coal

    • Black, shiny, lowdensity
    • • Parent rock– Bituminous coal
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    • Gneiss
    • Banded, hard, lightand dark minerals
    • • Parent rock– Slate– Phyllite– Schist– Granite

Card Set Information

Author:
margs10
ID:
141452
Filename:
sedimentary rocks
Updated:
2012-03-21 16:27:51
Tags:
rocks minerals
Folders:

Description:
Sedimentary And igneous COMBO!!
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