Geology metamorphic and sedimentary rocks Crossword
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Down:
1) Platy minerals are discernible with the unaided eye3) Composed of sand sized particles, quartz prominent4) Microcrystalline quartz, looks waxy, harder than glass5) Most abundant chemical rock, CaCO37) mechanical and chemical9) Rise in temp. in a host rock10) close to shore, beaches19) found in rocks22) Formed from limestone CaMgCO3, No fizz with HCl26) Medium to coarse grained, platy minerals28) happen in rivers29) Most common detrital and sedimentary, mud sized particles in thin layers32) the physical removal of material by mobile agents such as water, wind and ice33) Coarse, many colors35) All detrital are this, discrete fragments |
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2) ion migration result in the segregation of minerals6) Most important agent, two sources contact meta. and Increase in temp.8) Closely spaced planar surfaces along which rock splits11) Increase with depth, confining pressure applies force equally in all directions (agent)12) Pattern of interlocking crystals, may resemble an igneous rock13) physical breaking rocks into smaller pieces14) looks and taste salty15) Slate, Phyllite, Schist, Gneiss, Marble, Quartzite, Anthracite, Meta-conglomerate16) Formed from quartz rich sandstone17) Glossy sheen and waxy surface, fine crystals18) 20) breaks down rock components and internal structures of minerals21) Depends on geothermal gradient23) Shale, Sandstone, Conglomerate, Breccia, Limestone, Dolostone, Chert, Evaporates, Rock Salt and Coa24) Occurs during mountain building, produces the greatest volume of metamorphic rocks25) Larger grains surrounded by fine grained matrix27) high speed projectiles strike Earth30) Very fine grained and cleavage31) Chemical alteration from hot water34) Medium to coarse grained, banded appearance35) Composed of particles greater than 2mm, round gravels36) form at higher temperatures Gneiss and Schist37) Mainly water with other volatile componenets, sources of fluids (agent)38) found in mud cracks39) Composed of organic material |
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