Quartz

Theme list: quartz with definitions

85 entries

FRONT	WORD	BACK	DEFINITION
—	ONYX	—	[n. -ES] [Wiktionary - Sense 1] A banded variety of chalcedony, a cryptocrystalline form of quartz.
CN	OPAL	S	[n. -S] [Wiktionary - Sense 1] A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO₂·nH₂O.
—	SARD	S	[n. -S] · a variety of quartz / ----- { sard sardine sardius § sardines sardiuses sards § sard sardine sardined sardines sardining sards § sardine }
—	AGATE	S	[n. -S] [Wiktionary - Sense 1] A semitransparent, uncrystallized silicate mineral and semiprecious stone, presenting various tints in the same specimen, with colors delicately arranged and often curved in parallel alternating dark and light stripes or bands, or blended in clouds; various authorities call it a variety of chalcedony, a variety of quartz, or a combination of the two.
—	FLINT	SY	[v. -ED, -ING, -S] [Wiktionary - Sense 1] A hard, fine-grained quartz that fractures conchoidally and generates sparks when struck against a material such as steel, because tiny chips of the steel are heated to incandescence and burn in air.
—	PIEZO	—	[a.] [Wiktionary - Sense 1] Of or relating to a kind of ignition, used in portable camping stoves etc., where pressing a button causes a small spring-loaded hammer to strike a crystal of PZT or quartz, creating a voltage which ignites the gas.
—	PRASE	S	[n. -S] · a mineral
—	SARDS	—	[n. -S] · a variety of quartz / ----- { sard sardine sardius § sardines sardiuses sards § sard sardine sardined sardines sardining sards § sardine }
—	TOPAZ	—	[n. -ES] · a mineral - TOPAZINE [a.]
—	AGATES	—	[n. -S] [Wiktionary - Sense 1] A semitransparent, uncrystallized silicate mineral and semiprecious stone, presenting various tints in the same specimen, with colors delicately arranged and often curved in parallel alternating dark and light stripes or bands, or blended in clouds; various authorities call it a variety of chalcedony, a variety of quartz, or a combination of the two.
H	APLITE	S	[n. -S] [Wiktionary - Sense 1] A fine-grained granitic rock composed mostly of quartz and feldspars.
—	JASPER	SY	[n. -S] [Wiktionary - Sense 2] An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking conchoidally with a smooth surface.
—	MORION	S	[n. -S] [Wiktionary - Sense 2] A brown or black variety of quartz.
—	ONYXES	—	[n. -ES] [Wiktionary - Sense 1] A banded variety of chalcedony, a cryptocrystalline form of quartz.
—	OOLITE	S	[n. -S] [Wiktionary - Sense 1] A rock consisting of spherical grains within a mineral cortex accreted around a nucleus, often of quartz grains.
—	QUARTZ	—	[n. -ES] · a mineral
—	SIALIC	—	[n. -S] [Wiktionary - Sense 3] Composed predominantly of silica- and alumina-bearing minerals such as quartz and feldspar.
—	AGATOID	—	[n. -S] [Wiktionary - Sense 1] A semitransparent, uncrystallized silicate mineral and semiprecious stone, presenting various tints in the same specimen, with colors delicately arranged and often curved in parallel alternating dark and light stripes or bands, or blended in clouds; various authorities call it a variety of chalcedony, a variety of quartz, or a combination of the two.
—	CITRINE	S	[n. -S] [Wiktionary - Sense 2] A brownish-yellow quartz.
—	COESITE	S	[n. -S] · a type of silica
—	GRANITE	S	[n. -S] [Wiktionary - Sense 1] A group of igneous and plutonic rocks composed primarily of feldspar and quartz. Usually contains one or more dark minerals, which may be mica, pyroxene, or amphibole. Granite is quarried for building stone, road gravel, decorative stone, and tombstones. Common colors are gray, white, pink, and yellow-brown.
—	GREISEN	S	[n. -S] [Wiktionary - Sense 1] A highly altered granitic rock containing quartz and mica.
—	JASPERS	—	[n. -S] [Wiktionary - Sense 2] An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking conchoidally with a smooth surface.
—	JASPERY	—	[n. -S] [Wiktionary - Sense 2] An opaque, impure variety of quartz, of red, yellow, and other dull colors, breaking conchoidally with a smooth surface.
—	RUBASSE	S	[n. -S] [Wiktionary - Sense 1] crystalline quartz coloured red by hematite
—	SARDIUS	—	[n. -ES] · sard «a variety of quartz» / ----- { sard sardine sardius § sardines sardiuses sards § sard sardine sardined sardines sardining sards § sardine }
—	UNAKITE	S	[n. -S] [Wiktionary - Sense 1] An altered granite composed of pink orthoclase feldspar, green epidote, and generally colorless quartz.
—	AMETHYST	S	[n. -S] [Wiktionary - Sense 1] A transparent purple to violet variety of quartz with traces of manganese, used as a gemstone.
—	CITRINES	—	[n. -S] [Wiktionary - Sense 2] A brownish-yellow quartz.
—	ECLOGITE	S	[n. -S] [Wiktionary - Sense 1] A coarse-grained metamorphic rock, a mixture of pyroxene, quartz, and feldspar with inclusions of red garnet.
—	QUARTZES	—	[n. -ES] [Wiktionary - Sense 1] plural of quartz
—	RUBASSES	—	[n. -S] [Wiktionary - Sense 1] crystalline quartz coloured red by hematite
—	SARDONYX	—	[n. -ES] · a variety of quartz
—	SLICKENS	—	[v. -ED, -ING, -S] [Wiktionary - Sense 2] Fine, harmful, and (when wet) slimy pulverized rock, a waste product (pollution) produced by hydraulic mining and quartz milling, which can silt up rivers and accumulate on soil downstream of such activities.
—	SUNSTONE	S	[n. -S] · a variety of quartz
—	AMETHYSTS	—	[n. -S] [Wiktionary - Sense 1] A transparent purple to violet variety of quartz with traces of manganese, used as a gemstone.
—	BUHRSTONE	S	[n. -S] · © a cellular, flinty rock, used for mill stones / ----- { buhr buhrstone burrstone burstone § buhrs buhrstones burrstones burstones }
—	CAIRNGORM	S	[n. -S] · a smoky yellow, grey, or brown variety of quartz, used as a gemstone Also called: smoky quartz
—	CARNELIAN	S	[n. -S] · © a variety of chalcedony, of a clear, deep red, flesh red, or reddish white color. It is moderately hard, capable of a good polish, and often used for seals / ----- { carnelian cornelian § carnelians cornelians § cornelian }
—	ENDOMORPH	SY	[n. -S] · © a crystal of one species inclosed within one of another, as one of rutile inclosed in quartz
—	GEYSERITE	S	[n. -S] [Wiktionary - Sense 1] A type of stone, a mixture of quartz and opal deposited by a geyser as it precipitates out of the boiling water.
—	GRANULITE	S	[n. -S] [Wiktionary - Sense 1] A fine-grained metamorphic rock composed chiefly of feldspar, quartz, and garnets.
—	GREYWACKE	S	[n. -S] [Wiktionary - Sense 1] A hard dark sandstone with poorly sorted angular grains of quartz, feldspar, and small rock fragments in a compact, clay-fine matrix.
—	HORNSTONE	S	[n. -S] · © a siliceous stone, a variety of quartz, closely resembling flint, but more brittle; -- called also chert
—	PEGMATITE	S	[n. -S] [Wiktionary - Sense 1] A coarsely crystalline igneous or plutonic rock composed primarily of feldspar and quartz, normally with muscovite and/or biotite mica.
—	PHENACITE	S	[n. -S] · © a glassy colorless mineral occurring in rhombohedral crystals, sometimes used as a gem. It is a silicate of glucina~, and receives its name from its deceptive similarity to quartz / ----- { phenacite phenakite § phenacites phenakites }
—	PHOTOMASK	S	[n. -S] [Wiktionary - Sense 1] A transparent quartz block marked with many high-resolution images; a series of them are used in the photolithography of integrated circuits, one for each layer.
—	PORCELAIN	S	[n. -S] [Wiktionary - Sense 1] A hard white translucent ceramic, originally made by firing kaolin, quartz, and feldspar at high temperatures but now also inclusive of similar artificial materials; also often (figurative) such a material as a symbol of the fragility, elegance, etc. traditionally associated with porcelain goods.
—	QUARTZITE	S	[n. -S] [Wiktionary - Sense 1] A metamorphic rock from sandstone, consisting of interlocking grains of quartz.
—	QUARTZOSE	—	[a.] [Wiktionary - Sense 1] Pertaining to quartz; made of quartz.
—	QUARTZOUS	—	[a.] [Wiktionary - Sense 1] Pertaining to quartz; made of quartz.
—	RHYOLITIC	—	[a.] · Derivative of rhyolite «a fine-grained igneous rock consisting of quartz, feldspars, and mica or amphibole. It is the volcanic equivalent of granite»
—	SANDSTONE	S	[n. -S] · © a rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand
—	SARDIUSES	—	[n. -ES] · sard «a variety of quartz» / ----- { sard sardine sardius § sardines sardiuses sards § sard sardine sardined sardines sardining sards § sardine }
—	SILICOSES	—	[n. -COSES] · (pathology) a form of pneumoconiosis caused by breathing in tiny particles of silica, quartz, or slate, and characterized by shortness of breath and fibrotic changes in the tissues of the lungs
—	SILICOSIS	—	[n. -COSES] · (pathology) a form of pneumoconiosis caused by breathing in tiny particles of silica, quartz, or slate, and characterized by shortness of breath and fibrotic changes in the tissues of the lungs
—	SUNSTONES	—	[n. -S] · a variety of quartz
—	VEINSTONE	S	[n. -S] · © the nonmetalliferous~ mineral or rock material which accompanies the ores in a vein, as quartz, calcite, barite, fluor spar, etc~.; -- called also veinstuff~
—	AMYGDALOID	S	[n. -S] [Wiktionary - Sense 3] A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, especially agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava.
—	AVENTURINE	S	[n. -S] [Wiktionary - Sense 2] A variety of translucent quartz, spangled throughout with scales of yellow mica.
—	CAIRNGORMS	—	[n. -S] · a smoky yellow, grey, or brown variety of quartz, used as a gemstone Also called: smoky quartz
—	CHALCEDONY	—	[n. -NIES] [Wiktionary - Sense 1] A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally.
—	ENDOMORPHS	—	[n. -S] · © a crystal of one species inclosed within one of another, as one of rutile inclosed in quartz
—	GRANOPHYRE	S	[n. -S] [Wiktionary - Sense 1] A subvolcanic rock with angular intergrowths of quartz and alkali feldspar.
—	GRANULITES	—	[n. -S] [Wiktionary - Sense 1] A fine-grained metamorphic rock composed chiefly of feldspar, quartz, and garnets.
—	HORNSTONES	—	[n. -S] · © a siliceous stone, a variety of quartz, closely resembling flint, but more brittle; -- called also chert
—	NOVACULITE	S	[n. -S] [Wiktionary - Sense 1] A variety of chert, very rich in quartz, that has been used to make whetstones
—	PHENACITES	—	[n. -S] · © a glassy colorless mineral occurring in rhombohedral crystals, sometimes used as a gem. It is a silicate of glucina~, and receives its name from its deceptive similarity to quartz / ----- { phenacite phenakite § phenacites phenakites }
—	QUARTZITES	—	[n. -S] [Wiktionary - Sense 1] A metamorphic rock from sandstone, consisting of interlocking grains of quartz.
—	SANDSTONES	—	[n. -S] · © a rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand
—	SARDONYXES	—	[n. -ES] · a variety of quartz
—	VEINSTONES	—	[n. -S] · © the nonmetalliferous~ mineral or rock material which accompanies the ores in a vein, as quartz, calcite, barite, fluor spar, etc~.; -- called also veinstuff~
—	AMPHIBOLITE	S	[n. -S] [Wiktionary - Sense 1] Any of a class of metamorphic rocks composed mainly of amphibole with some quartz etc.
—	AMYGDALOIDS	—	[n. -S] [Wiktionary - Sense 3] A variety of trap or basaltic rock, containing small cavities, occupied, wholly or in part, by nodules or geodes of different minerals, especially agates, quartz, calcite, and the zeolites. When the imbedded minerals are detached or removed by decomposition, it is porous, like lava.
—	BIPYRAMIDAL	—	[a.] · © consisting of two pyramids placed base to base; having a pyramid at each of the extremities of a prism, as in quartz crystals
—	CHRYSOPRASE	S	[n. -S] [Wiktionary - Sense 1] A variety of light-green translucent quartz.
—	CROCIDOLITE	S	[n. -S] · © a mineral occurring in silky fibers of a lavender blue color. It is related to hornblende and is essentially a silicate of iron and soda; -- called also blue asbestus. A silicified form, in which the fibers penetrating quartz are changed to oxide of iron, is the yellow brown tiger-eye of the jewelers
—	GRANITELIKE	—	[a.] · Derivative of granite «a light-coloured coarse-grained acid plutonic igneous rock consisting of quartz, feldspars, and such ferromagnesian minerals as biotite or hornblende: widely used for building»
—	GRANOPHYRES	—	[n. -S] [Wiktionary - Sense 1] A subvolcanic rock with angular intergrowths of quartz and alkali feldspar.
—	GRANOPHYRIC	—	[a.] · Derivative of granophyre «a fine-grained granitic rock in which irregular crystals of intergrown~ quartz and feldspar are embedded in a groundmass of these minerals»
—	PORPHYRITIC	—	[a.] · © relating to, or resembling, porphyry, that is, characterized by the presence of distinct crystals, as of feldspar, quartz, or augite, in a relatively fine-grained base, often aphanitic or cryptocrystalline~
—	CHALCEDONIES	—	[n. -NIES] [Wiktionary - Sense 1] A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally.
—	CRISTOBALITE	S	[n. -S] A mineral of volcanic rocks that solidified at a high temperature.
—	CROCIDOLITES	—	[n. -S] · © a mineral occurring in silky fibers of a lavender blue color. It is related to hornblende and is essentially a silicate of iron and soda; -- called also blue asbestus. A silicified form, in which the fibers penetrating quartz are changed to oxide of iron, is the yellow brown tiger-eye of the jewelers
—	LEVOROTATORY	—	[a.] · © turning or rotating the plane of polarization towards the left; levogyrate~, as levulose, left-handed quartz crystals, etc~. / ----- { laevorotatory levorotatory }

85 entries