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ch.3 key terms

18 key terms

QuestionAnswer
a naturally occurring, inorganic solid thta has a crystal structure and a definite chemical composition mineral
not formed form living things or the remains of living things inorganic
a solid in which the atoms are arranged in a pattern that repeats again and again crystal
the color of a minerals powder streak
the way a mineral reflects light from its surface luster
a scale ranking ten minerals from softness to hardness: used in testing the hardness of minerals Mohs Hardness Scale
a minerals ability to split easily along flat surfaces cleavage
the way a mineral looks when it breaks apat in an irregular way fracture
a hollow rock inside which mineral crystals have formed geode
the process by which atoms are arranged to form a material with a crystal structure crystallization
the molten mixtrue of rock forming substances, gasses , and water from the mantle magma
liquid magma that reaches the surface:also, tthe rock formed when liquid lava hardens lava
a mixture in which one substance is disolved in another solution
a narrow deposit of a mineral that is sharply different form the surrounding rock vein
a hard colorful mineral has a brilliant or glassy luster and is valued for its apperance gemstone
rock that contains a metal or economically useful mineral ore
the process by which ore is melted to seperate the useful meatal from other elements smelting
a sloid mixture of two or more elements , at least one of which is metal alloy
Popular Earth Science sets

 

 



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