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rocks and minerals

QuestionAnswer
Cleavage the tendency of crystals, certain minerals, rocks, etc., to break in preferred directions so as to yield more or less smooth surfaces
Fracture the characteristic manner of breaking
Streak a long, narrow mark, smear, band of color
Luster the state or quality of shining by reflecting light; glitter, sparkle, sheen, or gloss
Moh's Hardness Scale The scale that rates minerals hardness from 1 to 10
Crystal a solid body having a characteristic internal structure and enclosed by symmetrically arranged plane surfaces, intersecting at definite and characteristic angles.
Element one of a class of substances that cannot be separated into simpler substances by chemical means.
Fluorescence the emission of radiation, especially of visible light, by a substance during exposure to external radiation, as light or x-rays.
Geode a hollow concretionary or nodular stone often lined with crystals.
Crystalization . to form or cause to form crystals; assume or cause to assume a crystalline
Solid firm, hard, or compact in substance
Solution the process by which a gas, liquid, or solid is dispersed homogeneously in a gas, liquid, or solid
Vien one of the strands or bundles of vascular
Inorganic not having the structure or organization characteristic of living bodies
Metamorphic Rock Rock that was once one form of rock but has changed to another under the influence of heat, pressure, or some other agent without passing through a liquid phase.
Igneous Rock Rocks formed by the cooling and solidifying of molten materials. Igneous rocks can form beneath the Earth's surface, or at its surface, as lava.
Sedimentary Rock Rock that has formed through the deposition and solidification of sediment, especially sediment transported by water (rivers, lakes, and oceans), ice ( glaciers), and wind. Sedimentary rocks are often deposited in layers, and frequently contain fossils.
Texture the characteristic physical structure given to a material, an object, etc., by the size, shape, arrangement, and proportions of its parts: soil of a sandy texture
Banded marked or fitted with a band or bands.
Non-Banded Not banded
Coarse Grained having a coarse texture or grain.
Fine Grained being of fine grain or texture, as certain types of wood, leather, etc.
Created by: tyy
 

 



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