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English-Thai Dictionary

glauconite

N แร่ สี เขียว ที่ ประกอบด้วย ของ เกลือ ซิ ลิ เคต ของ โป แทส เซี ยม  อลูมินัม  และ เหล็ก 

 

Webster's 1913 Dictionary

GLAUCONITE

Glau "co *nite, n. Etym: [Cf. F. glauconite, glauconie, fr. L. glaucus. See Glaucous. ] (Min. )

 

Defn: The green mineral characteristic of the greensand of the chalk and other formations. It is a hydrous silicate of iron and potash. See Greensand.

 

New American Oxford Dictionary

glauconite

glau co nite |ˈglôkəˌnīt ˈɡlɔkənaɪt | ▶noun a greenish clay mineral of the illite group, found chiefly in marine sands. DERIVATIVES glau co nit ic |ˌglôkəˈnitik |adjective ORIGIN mid 19th cent.: from German Glaukonit, from Greek glaukon (neuter of glaukos ‘bluish-green ’) + -ite 1 .

 

Oxford Dictionary

glauconite

glauconite |ˈglɔːkənʌɪt | ▶noun [ mass noun ] a greenish clay mineral of the illite group, found chiefly in marine sands. ORIGIN mid 19th cent.: from German Glaukonit, from Greek glaukon (neuter of glaukos ‘bluish-green ’) + -ite 1 .