[green-sand] /ˈgrinˌsænd/

a sandstone containing much glauconite, which gives it a greenish hue.
an olive-green sandstone consisting mainly of quartz and glauconite


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  • Greensand-process

    noun 1. a process for casting iron with sand not previously heated.

  • Greensboro

    [greenz-bur-oh, -buhr-oh] /ˈgrinzˌbɜr oʊ, -ˌbʌr oʊ/ noun 1. a city in N North Carolina. /ˈɡriːnzbərə; -brə/ noun 1. a city in N central North Carolina. Pop: 229 110 (2003 est)

  • Greensburg

    [greenz-burg] /ˈgrinz bɜrg/ noun 1. a city in SW Pennsylvania.

  • Greenschist

    [green-shist] /ˈgrinˌʃɪst/ noun, Petrology. 1. colored by an abundance of chlorite, epidote, or actinolite. greenschist (grēn’shĭst’) A green, schistose metamorphic rock that gets its color from the presence of chlorite, epidote, or actinolite. Greenschist forms under conditions of low temperature and low pressure.

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