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6-2 Flash cards

Types of sedimentary rocks.

TermDefinition
clastic denoting rocks composed of broken pieces of older rocks
coarse grained rocks Said of a crystalline rock, and of its texture, in which the individual minerals are relatively large
conglomerate lithified sedimentary rock consisting of rounded fragments greater than 2 millimetres (0.08 inch) in diameter.
breccia a rock composed of sharp fragments embedded in a fine-grained matrix
porosity the ratio of the volume of pores to the volume of bulk rock
fine grained rocks Igneous rock in which the framework of the rock consists of crystals that are too small to determine mineralogy with the unaided eye
evaporates a natural salt or mineral deposit left after the evaporation of a body of water.
biochemical sedimentary rocks formed from shells and bodies of underwater organisms.
Created by: averageant
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