ROCKS Flashcards by Allison Dail | Brainscape

Q

Halite

A

Sed chemical

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Q

Rhyolite

A

Ig extrusive

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Q

Basalt

A

Ig intrusive and extrusive

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Q

Obsidian

A

Ig extrusive

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Q

Pumice

A

Ig extrusive

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Q

Granite pegmatic

A

Ig intrusive

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Q

Conquina

A

Sed organic

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Q

Slate

A

Met

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Q

Andesite

A

Ig intrusive

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Q

Breccias

A

Sed clastic

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Q

Scoria

A

Ig extrusive

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Q

Mudstone

A

Sed clastic

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Q

Extrusive:

A

When a rock broke through the ground

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Q

Felsic:

A

Rocks that are pale and high in silicon and oxygen

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Q

Rhyolite Tuff

A

Ig extrusive

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Q

Quartz is made of…

A

Silicon dioxide

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Q

Bituminous

A

Sed organic

Q

Conglomerate

A

Sed clastic

Q

Granite

A

Ig intrusive

Q

Intrusive:

A

Means rock fully formed while it never broke the earths surface

Q

Geode

A

Sed chemical

Q

Siltstone

A

Sed clastic

Q

Shale

A

Sed clastic

Q

Lignite

A

Sed organic

Q

Selenite

A

Sed chemical

Q

Amethyst crystals

A

Sed chemical

Q

Calcium carbonate

A

Sed chemical

Q

Limestone

A

Sed chemical

Q

Sandstone

A

Sed clastic

Q

Rose Quartz

A

Ig intrusive

Q

Christobolite

A

Ig extrusive

Q

Diorite

A

Ig intrusive

Q

Gypsun

A

Sed chemical

Q

Quartcite

A

Met small red compact

Q

Mica-shist

A

Met lighter than mica LOF

Q

Marble

A

Met. Shiny whitish and glittery

Q

Antracite

A

Met. Rough rugged looks like obsidian shiny

Q

Talc

A

Met. Soft amd smooth comes off with finger

Q

Mica

A

Met. Darker one thin can be peeled

Q

Gneiss

A

Met. Soft LOF blackish and white