prescott11
Vocab
Terms
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- crystallization
- The process by which atoms are arranged to form a material with a crystal structure
- smelting
- The process in which ore is melted at high temperatures to help separate impurities from the molten metal
- intrusive rock
- Igneous rock that forms when magma hardens beneath Earth's surface.
- alloy
- a solid mixture of two or more elements, in which at least one is metal
- streak
- the color of its powder
- foliated
- metamorphic rocks that have their grains arranged in parallel layers or bands
- basalt
- dark-colored rock that is low in silica
- clastic rock
- Sedimentry rock that forms when rock fragments are squeezed together under high pressure.
- sedimentary
- Forms when particles in dead plants or animls pressed or cemented together; shale, sandstone, limestone
- mineral
- solid homogeneous inorganic substances occurring in nature having a definite chemical composition
- grains
- most rocks are made up of particles of minerals or other rocks
- metamorphic
- formed by application of heat and pressure to either igneous or sedimentary rocks
- fracture
- is the physical property of a mineral that causes it to break with rough or jagged edges.
- sediment
- small solid pieces of material that comes from rocks or living things
- gemstone
- a hard, colorful mineral that has a brilliant or glassy luster
- solution
- a kind of mixture formed when one substance is dissolveded in another
- cleavage
- the physical property of a minarels that causes it to break along smooth
- cementation
- process in which dissolved materials crystallize and glue particles of sediment together
- erosion
- the wearing away of soil and rock particles by waves, wind, running water, or glaciers
- texture
- the size, shape, and arrangement of mineral grains, or crystals in a rock
- vein
- a narrow channel or slab of a mineral that is different from the surrounding rock
- chemical rock
- Sedimenttry rock that forms when minerals crystallize from a solution.
- extrusive rock
- Igneous rock that forms from lava on earths surface.
- ore
- Mineral that contains enough of a useful metal that it can be mined and sold at a profit.
- Mohs Hardness Scale
- a scale ranking ten minerals from softest to hardest
- compaction
- process that presses sediments together
- coral reef
- structure of calcite skelotons built up by coral animals in warm, shallow ocean water
- inorganic
- not formed from living things or the remains of living things
- crystal
- the reapeating pattern of a mineral's particles form this solid
- organic rock
- Sedimentry rock that forms where remains of organisms are deposited in thick layers.
- deposition
- The process by which sediment settles out of the water or wind that is carrying it.
- geode
- a rounded hollow rock lined with mineral crystal
- igneous rock
- formed when melted rock cools and hardens
- rock cycle
- A series of process on the surface and inside Earth that slowly change rocks from one kind to another.
- luster
- term used to describe how light is reflected from a mineral's surface
- granite
- an igneous rock made up of mican, fladspar, quartz, and hornblende also high in silica and light in color