Igneous rock mineral
Crossword Clue

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AnswerCrossword Clue
OLIVINEIgneous rock mineral
kelyphiticas in kelyphitic rim, a mineral shell enclosing another mineral in an igneous rock
LENADMineral in igneous rocks.
PYROXENEMineral found in igneous rocks
MICAMineral found in igneous, sedimentary, and metamorphic rocks
labradoriteA mineral of the plagioclase feldspar group, found in many igneous rocks
phlogopiteA brown micaceous mineral that occurs chiefly in metamorphosed limestone and magnesium-rich igneous rocks
uralitean amphibole mineral, similar to hornblende, that replaces pyroxene in some igneous and metamorphic rocks
trichiteany of various minute, hairlike mineral bodies occurring in certain vitreous igneous rocks, esp. obsidian
nephelinicof or like nepheline, a mineral found in igneous rocks and used for ceramics and enamels
oligoclaseA feldspar mineral common in siliceous igneous rocks, consisting of a sodium-rich plagioclase (with more calcium than albite)
augitesa usually black or dark green mineral that consists of aluminous pyroxene and is found especially in igneous rocks
augitea usually black or dark green mineral that consists of aluminous pyroxene and is found especially in igneous rocks
andesinemineral, intermediate in the plagioclase feldspar group, having a play of colors and usually found as crystals in igneous rocks
sodalitesmineral, sodium aluminum silicate, Na4Al3Si3O12Cl, occurring massive and in crystals, usually blue in color and found in certain alkali-rich igneous rocks
sodalitemineral, sodium aluminum silicate, Na4Al3Si3O12Cl, occurring massive and in crystals, usually blue in color and found in certain alkali-rich igneous rocks
nephelineA colorless, greenish, or brownish mineral consisting of an aluminosilicate of sodium (often with potassium) and occurring as crystals and grains in igneous rocks
biotitesvery common mineral of the mica group, occurring in black, dark-brown, or dark-green sheets and flakes: an important constituent of igneous and metamorphic rocks
biotitevery common mineral of the mica group, occurring in black, dark-brown, or dark-green sheets and flakes: an important constituent of igneous and metamorphic rocks
analcimea white or slightly colored mineral that consists of hydrated silicate of sodium and aluminum and occurs in various igneous rocks in massive form or in crystals
hornblendesA dark brown, black, or green mineral of the amphibole group consisting of a hydroxyl alumino-silicate of calcium, magnesium, and iron, occurring in many igneous and metamorphic rocks
enstatiteA translucent crystalline mineral of varying colors that occurs in some igneous rocks and stony meteorites. It consists of magnesium silicate and is a member of the pyroxene group
sodalitea transparent to translucent mineral that consists of a silicate of sodium and aluminum with some chlorine, has a vitreous or greasy luster, and is found in various igneous rocks