1) Found in greensand 2) Iron mineral 3) Magnesium mineral 4) Mineral 5) Monoclinic mineral 6) Potassium mineral
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https://www.crosswordclues.com/clue/glauconite
Glauconite, also known as `green sand` is an iron potassium phyllosilicate (mica group) mineral of characteristic green color with very low weathering resistance and very friable. It crystallizes with a monoclinic geometry. Its name is derived from the Greek glaucos (γλαυκος) meaning `blue`, referring to the common blue-green color of t...
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http://en.wikipedia.org/wiki/Glauconite
• (n.) The green mineral characteristic of the greensand of the chalk and other formations. It is a hydrous silicate of iron and potash. See Greensand.
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http://thinkexist.com/dictionary/meaning/glauconite/
greenish ferric-iron silicate mineral with micaceous structure [(K, Na)(Fe3+,Al, Mg)2(Si, Al)4O10(H)2], characteristically formed on submarine ... [3 related articles]
Found on
http://www.britannica.com/eb/a-z/g/37
Glau'co·nite noun [ Confer French
glauconite ,
glauconie , from Latin
glaucus . See
Glaucous .]
(Min.) The green mineral characteristic of the greensand of the chalk and other formations. It is a hydrous silicate of iron and potash. See
Greensand .
Found on
http://www.encyclo.co.uk/webster/G/31
Glauconite is a mineral of marine origin and found in sedimentary deposits of various kinds. It is the green mineral characteristic of the greensand of the chalk and other formations. It is similar to a mineral called celadonite, it is used in the textile, sugar, and brewing industries; as a colouring agent and in the manufacture of fertilizers. It...
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http://www.probertencyclopaedia.com/browse/HG.HTM
[
n] - a green mineral consisting of hydrated silicate of potassium or iron or magnesium or aluminum
Found on
http://www.webdictionary.co.uk/definition.php?query=glauconite
glauconite A greenish mineral of the mica group, a hydrous silicate of potassium, iron, aluminum, or magnesium, found in greensand and used as a fertilizer and water softener. Greensand is a variety of sandstone, usually imperfectly consolidated, consisting largely of glauconite, a silicate of iron and potash of a green color, mixed with sand and ...
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http://www.wordinfo.info/words/index/info/view_unit/916/
a greenish micaceous mineral consisting essentially of a hydrous silicate of potassium, aluminum, and iron and occurring in greensand, clays, etc.
Found on
https://www.infoplease.com/dictionary/glauconite
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