Quartzose Sandstone: (1) A quartz arenite. (2) A clean quartz sandstone, less pure than a quartz arenite, that may contain a moderate amount of other detrital minerals and/or calcite cement.
Sandstone: A detrital sedimentary rock composed of grains from 1/16 to 2 millimeters in diameter, dominated in most sandstones by quartz, feldspar, and rock fragments, bound together by a cement of sil . . . View Full Definition
Quartzose: An adjective used in reference to a rock that is composted primarily of quartz.
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Chromogenic Materials: Color photographic materials which form dyes during processing.