a group of minerals
Crossword Clue

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AnswerCrossword Clue
illitea group of minerals
illitesILLITE, a group of minerals
meioniteone of a group of rare minerals
meionitesMEIONITE, one of a group of rare minerals
foidone of a group of minerals related to feldspar
pyroxeneany of a group of minerals common in igneous rocks
foidsFOID, one of a group of minerals related to feldspar
pyroxenesPYROXENE, any of a group of minerals common in igneous rocks
illiteany of a group of clay minerals having essentially the crystal structure of muscovite
chloriteany of a group of usually green silicate minerals associated with and resembling the micas
perovskiteAny of a group of related minerals and ceramics having the same crystal structure as this
perovskitesAny of a group of related minerals and ceramics having the same crystal structure as this
maficof, relating to, or being a group of usually dark-colored minerals rich in magnesium and iron
scapoliteany of a group of rare minerals, silicates of aluminium, calcium, and sodium with some chlorine, aka wernerite
orthopyroxenea member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
orthopyroxenesORTHOPYROXENE, a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
scapolitesSCAPOLITE, any of a group of rare minerals, silicates of aluminium, calcium, and sodium with some chlorine, aka wernerite
clinopyroxenea member of the pyroxene group of minerals having a monoclinic crystal structure, such as augite, diopside, or jadeite
clinopyroxenesCLINOPYROXENE, a member of the pyroxene group of minerals having a monoclinic crystal structure, such as augite, diopside, or jadeite
smectiteany of a group of clay minerals characterized by the ability to expand when they absorb large quantities of water
spinelleany of a group of minerals composed principally of oxides of magnesium, aluminum, iron, manganese, chromium, etc., characterized by their hardness and octahedral crystals
spinelany of a group of minerals composed principally of oxides of magnesium, aluminum, iron, manganese, chromium, etc., characterized by their hardness and octahedral crystals
illitesany of a group of clay minerals, hydrous potassium aluminosilicates, characterized by a three-layer micalike structure and a gray, light green, or yellowish-brown color
illiteany of a group of clay minerals, hydrous potassium aluminosilicates, characterized by a three-layer micalike structure and a gray, light green, or yellowish-brown color
felsparsany of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks
feldsparany of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks
felsparany of a group of minerals, principally aluminosilicates of potassium, sodium, and calcium, characterized by two cleavages at nearly right angles: one of the most important constituents of igneous rocks
pyroxeneany of a very common group of minerals of many varieties, silicates of magnesium, iron, calcium, and other elements, occurring as important constituents of many kinds of rocks, esp. basic igneous rocks
apatiteany of a group of calcium phosphate minerals occurring in various colors as hexagonal crystals, as granular masses, or in fine-grained masses as the chief constituent of phosphate rock and of bones and teeth
zeoliticany of a group of hydrated silicates of aluminum with alkali metals, commonly occurring as secondary minerals in cavities in basic volcanic rocks: used for their molecular sieve properties because they undergo dehydration with little or no change in cryst
zeolitesany of a group of hydrated silicates of aluminum with alkali metals, commonly occurring as secondary minerals in cavities in basic volcanic rocks: used for their molecular sieve properties because they undergo dehydration with little or no change in cryst
zeoliteany of a group of hydrated silicates of aluminum with alkali metals, commonly occurring as secondary minerals in cavities in basic volcanic rocks: used for their molecular sieve properties because they undergo dehydration with little or no change in cryst
yttriumsa metallic element usually included in the rare-earth group that occurs usually with other rare earth elements in minerals and is used especially in phosphors, YAG lasers, and superalloys see element table
URANITEGroup of related minerals.
ILLITESGroup of clay minerals
chloritesgroup of minerals, hydrous silicates of aluminum, ferrous iron, and magnesium, occurring in green platelike crystals or scales
chloritegroup of minerals, hydrous silicates of aluminum, ferrous iron, and magnesium, occurring in green platelike crystals or scales