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| are in organic, solid materials found in nature |
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| such as the one used in lab. Usually are made of two or more minerals |
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| solid materials that have such a pattern of atoms |
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| are minerals that are rare and can be cut and polished, giving them a beautiful appearance. |
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| a mineral that contains enough of a useful substance that it can be sold for a profit. |
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| form when melted rock material from inside Earth cools |
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| when melted rock material cools on Earth's surface it is ________ igneous |
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| when the melt cools below Earth's surface, ___________ igneous rock forms. |
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| sediment can collect in layers to form rocks |
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| new rocks that form when existing rocks are heated or squeezed but are not melted |
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| rocks that have visible layers or elongated grains of minerals. |
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non foliated
*METAMORPHIC* |
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| rocks that don't have distinct layers or bands |
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| describes how different kinds of rock are related to one another and how rocks change from one type to another. |
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| solid materials with a repeating pattern of atoms are called __ |
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| splitting into thin sheets; |
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| breaking into rough edges |
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| color of a powdered mineral. helps identify minerals |
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| how light reflects from a mineral's surface |
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| uses hardness to classify minerals from 1 (softest) to 10 (hardest) |
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| compares weight of mineral with weight of an equal volume water |
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other properties of minerals include
(4) |
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| magnetism, double refraction, taste, reactions with acid. |
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| most rock forming minerals are silicates or carbonates |
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| diamonds are produced under pressure beneath Earth's surface and brought to the surface by special volcanic eruptions. |
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| Name 6 Properties of Minerals |
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| crystals, cleavage, fractures, color or streak, luster, Mohs scale |
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| Types of Igneous Rocks (6) |
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| Extrusive, Intrusive, Light-Colored, Dark-colored, Lava, Magma, |
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| Types of Sedimentary Rocks (3) |
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| Detrital Rocks, Chemical Rocks, Organic Rocks |
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| Types of Metamorphic Rocks (2) |
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| Foliated Rocks, Nonfoliated Rocks |
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| Example of Igneous Rocks (3) |
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| Granite, Pumice, Obsidian |
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| Examples of Sedimentary Rocks (3) |
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| Shale, Limestone, Sandstone |
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| Examples of Metamorphic Rocks (3) |
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| Nonfoliated metamorphic Rock |
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| foliated metamorphic rock |
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| Refer to rock cycle diagram |
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| Rocks are usually Composed of what? |
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| magma, lava, evaporation, precipitation |
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| What is the main difference between intrusive and extrusive igneous rock? |
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Crystal size
Intrusive - have large crystals
extrusive - do not have large ones. |
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light-colored
*IGNEOUS ROCK* |
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often intrusive igneous rocks containing a high percentage of silica are called granitic
*IGNEOUS ROCK* |
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dark-colored
*IGNEOUS ROCK* |
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often extrusive igneous rocks containing iron, magnesium, or calcium are called basaltic
*IGNEOUS ROCK* |
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melted rock that reaches Earth's surface and forms extrusive igneous rock when it cools.
*IGNEOUS ROCK* |
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is melted rock that does not reach the Earth's surface.
*IGNEOUS ROCK* |
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detrital rock
*SEDIMENTARY ROCKS* |
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made of grains from minerals or other rocks that have been compressed
*SEDIMENTARY ROCKS* |
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chemical rocks
*SEDIMENTARY ROCKS* |
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| form when mineral -rich water evaporates and from other chemical process |
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organic rock
*SEDIMENTARY ROCKS* |
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form from dead plants and animals that have been compressed
*SEDIMENTARY ROCKS* |
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| If the rock is produced from layers of plants, what is it called? |
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| If the rock is produced from organic sediment in the ocean, it is usually __ |
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| ___ is a kind of limestone made from the fossils of tiny animals and algae |
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| If the crystal is really large then |
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| If the crystal is small then |
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