Metamorphic Rocks

FOLIATED TEXTURE
- Layered Form
- Exhibit foliations-layering and parrallel alignment of flat mineral cyrstals
NON-FOLIATED

Has no obvious layering
SLATE
- Heavier than shale (Parent Rock)
- Foliated
- Light and Dark
MUSCOVITE AND BIOTITE SCHIST
- Contains the minerals of muscovite and biotite
- Foliated
GNEISS
- Foliated
- Visible crystals of two or more minerals in alternating light and ark foliated layers
MARBLE
- Fizz
- Non-foliated
Quartzite
- Non-foliated
- Quart sand grains fuzed together
- Grains do not rub off like sandstone
- Usually light colored
- Sandy Texture
ANTHRACITE COAL
- Non-foliated
- Non as heavy as obsidian
- Black glossy rock that blacks along uneven or conchoidial edges
- Glassy Texture
- Bitumunous Coal is the parent rock

Author

amcmullen

139651

Card Set

Metamorphic Rocks

Description

Metamorphic rocks are rocks changed from one form to another by intense heat, intense pressure or the action of watery hot fluids.

Updated

2012-03-05T02:16:32Z

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