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rocks

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Question
Answer
Which rock is only formed by regional metamorphism?   show
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show heat and pressure during metamorphism  
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Which sedimentary rock is most likely to be changed to slate during regional metamorphism?   show
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The rock shown below has foliated texture and contains the minerals amphibole, quartz and feldspar arranged in coarse-grained bands   show
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show Foliated texture with microscopic mica crystals  
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show Schist  
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show shale-slate-phyllite-schist-gneiss  
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show marble  
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What kind of rocks does the complaining rock collector want?   show
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Particles of sediment collected from a lake bottom average 1.2 centimeters in diameter. If left on the lake bottom to become buried by more sediment and compressed into rock, these particles would form   show
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Which land-derived sedimentary rock could have formed by the compaction and cementation of particles smaller than 0.0003 centimeters in diamteter?   show
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show chemically formed sedimentary rock that consists mainly of the mineral calcite  
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Which characteristic determines whether a rock is classified as shale, a siltstone, a snastone or a conglomerate?   show
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show Source material eroded- sediments deposited-sediments compacted and cemented  
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What do each of these areas of mineral deposits have in common?   show
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Limestone, gypsum and salt are rocks formed by the processes of   show
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Which process could lead directly to the formation of pumice rock?   show
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show solidification  
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show noncrystalline glassy texture  
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Igneous rocks   show
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Intrusive rocks   show
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Extrusive rocks   show
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Sedimentary rocks   show
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show compacted sediment, classified by size  
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show evaporates, precipitates and biological matter  
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show rocks are changed as a result of exposure to intense heat or pressure  
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show heat  
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Regional metamorphism   show
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show how they form ( origin )  
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show lava that stays underground / melted rock underground  
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lava   show
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show form from magma that cools down slowly under the ground. The slower the magma cools down the larger the intergrown crystals become  
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Extrusive rocks   show
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show compaction and cementation of particles of rocks and sediments  
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Clastic sed. Rocks   show
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Clastic rocks are grouped / classified according to   show
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Chemical Sed. Rocks   show
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Bioclastic Sed. Rocks   show
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show form from the re-crystallization of unmelted rock material under intense heat and or pressure  
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Regional Meta. Rocks   show
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show forms at the interface between magma and surrounding rock underground  
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