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31 Cards in this Set
- Front
- Back
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Porphoritic rhyolite
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type:igneous
texture:porphoritic color index:felsic major minerals:potassium feldspar, quartz, biotite, intursive or extrusive: extrusive plutonic or volcanic: volcanic |
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marble
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type:metamorphic
foliation?:nonfolitated major minerals:calcite parent rock:limestone meta-environment: heat & contact |
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gneiss
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type:metamorphic
foliation?:foliated major minerals: quartz, mica, feldspars parent rock: granite, slate, philite, shist meta-environment: high regional |
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metaconglomerate (tillite)
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foliation: nonfoliated
major minerals: various pebbles parent rock: conglomerate meta-environment: heat- contact |
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andesite
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type- igneous
texture- porphyritic color index- intermediate major minerals- plag. feldspar, amphibole, biotite intrusive or extrusive- extrusive plutonic or volcanic- volcanic |
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granite
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type- igneous
texture- phanitic color index- felsic major minerals- quartz, orthoclase, biotite, plagioclase intrusive or extrusive- intrusive plutonic or volcanic- plutonic |
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granite pegmitite
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type- igneous
texture- pegmatitic color index- felsic major minerals- quartz, orthoclase, biotite, plagioclase intrusive or extrusive- intrusive plutonic or volcanic- plutonic |
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ryolite (tuff)
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type- igneous
texture- aphanitic color index- felsic major minerals- glass intrusive or extrusive- extrusive plutonic or volcanic- volcanic |
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basalt
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type- igneous
texture aphanitic color index- mafic major minerals- olivine, pyroxene, plagioclase, glass intrusive or ex- extrusive plutonic or volcanic- volcanic |
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diorite
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type-igneous
texture- phaneritic color index- intermediate major minerals- orthoclase, quartz, plagioclase, biotite, amphibole intrusive or ex- intrusive plutonic or volcanic- volcanic |
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gabbro
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type- igneous
texture- phaneritic color index- mafic major minerals- plagioclase, pyroxene, olivine intrusive or ex- intrusive plutonic or volcanic- plutonic |
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scoria
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type- igneous
texture- vesicular major minerals- glass in or extrusive- ex plutonic or volcanic- volcanic |
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pumice
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type-igneous
texture- vesicular major minerals- glass intrusive or ex- ex plutonic or volcanic- volcanic |
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obsidian
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type- igneous
texture- felsic color index- n/a since glass major minerals- glass in or ex- extrusive plutonic or volcanic- volcanic |
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mica shist
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type- metamorphic
foliaiton- foliated major minerals- mica parent rock- shale/ slate meta- environment |
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amphibole shist
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type- metamorphic
foliation- foliated major minerals- amphibole, mica, quartz parent rock- phylite, slate meta-environment- intermediate regional |
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quartzite
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type- metamorphic
folation- non major minerals- quartz parent rock- quartz sandstone meta environment |
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slate
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type- metamorphic
floation- foliated major minerals- mica, clay minerals parent rock- shale meta-environment- low regional metamorphism |
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breccia
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type- sedimentary
class- clastic texture- angular pebbles major minerals- none, all pebbles are different |
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coquina
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type- sedimentary
class- clastic/chem/organic texture- angular shell fragments major minerals- calcite in shell frags |
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quartz sandstone
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type- sedimentary
class- clastic texture- fine to medium sand major minerals- quartz |
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shale
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type- sedimentary
class- clastic texture- fine grained major minerals- clay minerals |
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mudstone
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type- sedimentary
class- clastic texture- fine grained/ silty major minerals- clay minerals |
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fossiliferous lime stone
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type- sedimentary
class- clastic/chem/organic texture- fossil/ angular fragments major minerals- clacite in frags |
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dolostone
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type- sedimentary
class chemical texture- fine grained major minerals- dolomite (calcite and magnesium~barely fizzes b/c of trace amounts of calcite) |
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limestone
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type- sedimentary
class- chemical texture- fine to med. fragments major minerals- calcite |
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coal
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type- sedimentary
class organic texture- very fine grained major minerals- none- made from carbon |
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oolitic limestone
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type- sedimentary
class- chemical texture- coarse sand sized ooids (round) major minerals- calcite *fizzes in acid |
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phylite
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type- metamorphic
foliation- foliated major minerals- garnet, quartz, mica parent rock- slate/shale meta- environment- intermediate heat/pressure = regional |
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arkose sandstone
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type- sedimentary
class- clastic texture- angular coarse sized pebbles major minerals- rock fragments |
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conglomerate
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type- sedimentary
class- clastic texutre- large round pebble sized major minerals- rock fragments mainly |
