Geology metamorphic and sedimentary rocks Crossword
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Down:
2) Rise in temp. in a host rock3) Most abundant chemical rock, CaCO34) 5) Shale, Sandstone, Conglomerate, Breccia, Limestone, Dolostone, Chert, Evaporates, Rock Salt and Coa6) Composed of sand sized particles, quartz prominent7) Larger grains surrounded by fine grained matrix8) Mainly water with other volatile componenets, sources of fluids (agent)9) Chemical alteration from hot water11) Microcrystalline quartz, looks waxy, harder than glass12) found in rocks14) Slate, Phyllite, Schist, Gneiss, Marble, Quartzite, Anthracite, Meta-conglomerate15) Composed of particles greater than 2mm, round gravels17) Depends on geothermal gradient22) Most important agent, two sources contact meta. and Increase in temp.24) happen in rivers26) form at higher temperatures Gneiss and Schist28) Composed of organic material29) Glossy sheen and waxy surface, fine crystals30) found in mud cracks33) ion migration result in the segregation of minerals36) looks and taste salty |
Across:
1) Pattern of interlocking crystals, may resemble an igneous rock10) Occurs during mountain building, produces the greatest volume of metamorphic rocks13) Platy minerals are discernible with the unaided eye16) Closely spaced planar surfaces along which rock splits18) Medium to coarse grained, platy minerals19) physical breaking rocks into smaller pieces20) Most common detrital and sedimentary, mud sized particles in thin layers21) Formed from quartz rich sandstone23) Very fine grained and cleavage25) Coarse, many colors27) high speed projectiles strike Earth31) All detrital are this, discrete fragments32) Formed from limestone CaMgCO3, No fizz with HCl34) mechanical and chemical35) close to shore, beaches37) Increase with depth, confining pressure applies force equally in all directions (agent)38) Medium to coarse grained, banded appearance39) breaks down rock components and internal structures of minerals40) the physical removal of material by mobile agents such as water, wind and ice |
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