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Geology

Stack #181975

QuestionAnswer
A naturally formed solid that has a repeating three-dimensional structure. Mineral
Minerals that contain the elements silicon and oxygen Silicate minerals
Minerals that do NOT contain a combination of the elements silicon and oxygen. Non-silicate minerals
The way the surface of a mineral reflects light is called ???? Luster
The color of a mineral in powdered form is called the ??? Streak
The tendency of some minerals to break along flat surfaces is called ??? Cleavage
The tendency of some minerals to break along curved or irregular surfaces is called ??? Fracture
A mineral's resistance to being scratched is called ???? Hardness
Scientists use this scale to compare the hardness of minerals. It ranges from 1 to 10. One is the softest, 10 is the hardest. Mohs hardness scale
The measure of how much matter there is in a given amount of space. Density
The ability for certain minerals to glow under ultra-violet light. Fluorescence
Rock that forms when hot, liquid rock, or magma cools and hardens. Igneous rock
Rock that forms when pieces of rock or minerals are compacted or cemented together. Sedimentary Rock
Rock that forms when existing rock is heated and squeezed deep inside the earth. Metamorphic rock
The chemical makeup, or the combination of minerals from which the rock is made is called its ???? Composition
The sizes, shapes, and positions of the minerals that the rock contains make up its ??? Texture
Large crystalled rocks are called?? Coarse-grained rocks
Rocks with very small or no visible crystals are called ??? Fine grained rocks
The continuous process by which new rock is formed from old rock material The rock cycle
The motion causes areas of the earth's crust to rise to higher elevations Uplift
The process by which water, ice, and wind break down rocks Weathering
The process by which wind, water, and gravity move broken pieces of rock material from one place to another. Erosion
Another name for broken- down rock material Sediment
The process when soft sediment is squeezed until it hardens into rock Compaction
When water passes through rock, minerals dissolved in the water separate out to form a natural glue that binds the sediments together. Cementation
Heat deep inside the earth can 'cook' rock, and pressure 'squeezes' it or changes it. The rock has said to ??? Metamorphose
Igneous rock that forms on the Earth's surface is called ??? Extrusive
When magma cools beneath the Earth's surface, the rock that forms is called ???? Intrusive
Layers of rock Strata
When rock or mineral fragments are cemented together, it is called ?? Clastic
What type of sedimentary rock forms when minerals crystallize out of a solution of minerals and water? Chemical sedimentary rock forms
This type of sedimentary rock forms from the remains of living things. Organic sedimentary rock
Layering of rock Stratification
Created by: nmerson
 

 



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