feldspar prevod, Englesko - Srpski rečnik i prevodilac teksta

Prevod reči: feldspar

Smer prevoda: engleski > srpski

feldspar [ imenica {mineral} ]
Generiši izgovor

ETYM German feldspath; feld field + spath spar.
Several minerals forming part of all crystalline rocks and decomposing into clay or china clay.
Any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium; SYN. felspar.
One of a group of rock-forming minerals; the chief constituents of igneous rock. Feldspars all contain silicon, aluminum, and oxygen, linked together to form a framework; spaces within this structure are occupied by sodium, potassium, calcium, or occasionally barium, in various proportions. Feldspars form white, gray, or pink crystals and rank 6 on the Mohs' scale of hardness.
The four extreme compositions of feldspar are orthoclase, KAlSi3Oalbite, NaAlSi3Oanorthite, CaAl2Si2Oand celsian, BaAl2Si2OThese are grouped into plagioclase feldspars, which range from pure sodium feldspar (albite) through pure calcium feldspar (anorthite) with a negligible potassium content; and alkali feldspars, (including orthoclase), which have a high potassium content, less sodium, and little calcium.
The type known as moonstone has a pearl-like effect and is used in jewelry. Approximately 4,0metric tons of feldspar are used in the ceramics industry annually.

feldspat [ muški rod {mineral} ]

Glinenak, veoma čest sastojak vulkanskih stena.



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