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Details Title: Rocks and Minerals Description: Science test prep Total Flash Cards: 32 Created: 03/06/2006 06:58:34	To study from this set of flash cards, or to create your own your own study flash cards, register HERE. If you are already a registered user, CLICK HERE.
Cards Term mineral Definition naturally occurring inorganic solid Term 5 characteristics of minerals Definition 1. must occur naturally 2. contains no carbon 3. solid 4. pure or mixed 5. atoms arranged in a pattern forming a crystal Term crystal Definition flat sides, sharp edges, corners Term how are minerals formed Definition slow and fast cooling of magma Term large crystal formation Definition slow cooling of magma Term small crystals Definition fast cooling of magma Term elements that make up 75% of earth's crust Definition oxygen and silicone Term number of minerals formed by the 8 most abundant elements Definition 100 Term how are minerals identified Definition color, luster, hardness, streak, density Term luster Definition how something reflects light Term hardness Definition ability to resist scratches Term streak Definition color of powder scraped off Term density Definition amount of matter in given space Term 6 crystal shapes Definition cube, hexagon, orthohombic, monoclinic, tetragonal, triclinic Term cleavage Definition when a mineral breaks aonong planes of weakness Term special properties Definition taste, smell, fizz Term ore Definition minerals that contain metal Term mineral extraction Definition smelting--heating to high temeratures Term metals vs non metals Definition Metals : shiny, conducts electricity, easy to shape Non-metals Metals: dull, non-conductive, hard to shape Term rock Definition hard mineral substances that contain one or more minerals Term rock cycle Definition process of rocks changing from one type of rock to another Term Igneous rocks Definition formed from hot lava Term extrusive rock vs. intrusive rock Definition extrusive: formed from lava, solid, glasses intrusive: formed from magma deep inside the earth Term plutonic rocks Definition same as intrusive rock Term sedimentary rocks Definition formed from wind and water, lots of different things in it. Term clastic rocks Definition made up from parts of other rocks Term organic rocks Definition made from things that were once living Term chemical rocks Definition come from water, dried up seas or lakes Term stalactites Definition made from dripping water Term stalagmites Definition made from drying water Term metamorphic rocks Definition changes in form by heat, pressure, and chemical Term What causes rocks to change? Definition high temperature, high pressure, chemical reaction