glauconite

[ glaw-kuh-nahyt ]

noun
  1. a greenish micaceous mineral consisting essentially of a hydrous silicate of potassium, aluminum, and iron and occurring in greensand, clays, etc.

Origin of glauconite

1
1830–40; <Greek glaukón, neuter of glaukós (see glauco-) + -ite1

Other words from glauconite

  • glau·co·nit·ic [glaw-kuh-nit-ik], /ˌglɔ kəˈnɪt ɪk/, adjective

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How to use glauconite in a sentence

British Dictionary definitions for glauconite

glauconite

/ (ˈɡlɔːkəˌnaɪt) /


noun
  1. a green mineral consisting of the hydrated silicate of iron, potassium, aluminium, and magnesium: found in greensand and other similar rocks. Formula: (K,Na,Ca) 0.5-1 (Fe,Al,Mg) 2 (Si,Al) 4 O 10 (OH) 2 .nH 2 O

Origin of glauconite

1
C19: from Greek glaukon, neuter of glaukos bluish-green + -ite 1; see glaucous

Derived forms of glauconite

  • glauconitic (ˌɡlɔːkəˈnɪtɪk), adjective

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