- common scapolite
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Универсальный англо-русский словарь. Академик.ру. 2011.
common scapolite
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Scapolite — (Gr. asairos , rod, stone), is a group of rock forming silicate minerals composed of aluminium, calcium and sodium silicate with chlorine, carbonate and sulfate. The variations in composition of the different members of the group may be expressed … Wikipedia
Common minerals of metamorphic rocks — ▪ Table Common minerals of metamorphic rocks mineral actinolite adularia** *albite andalusite** anorthite anthophyllite aragonite** *biotite *calcite** *chlorite chloritoid cordierite diopside *dolomite enstatite *epidote forsterite *garnet… … Universalium
metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… … Universalium
Chrysoberyl — General Category Oxide minerals Spinel group Chemical formula Be … Wikipedia
Talc carbonate — is a geologic term for a suite of rock and mineral compositions found in metamorphic ultramafic rocks.The term refers to the two most common end member minerals found within ultramafic rocks which have undergone talc carbonation or carbonation… … Wikipedia
marble — marbler, n. /mahr beuhl/, n., adj., v., marbled, marbling. n. 1. metamorphosed limestone, consisting chiefly of recrystallized calcite or dolomite, capable of taking a high polish, occurring in a wide range of colors and variegations and used in… … Universalium
Schist — The schists constitute a group of medium grade metamorphic rocks, chiefly notable for the preponderance of lamellar minerals such as micas, chlorite, talc, hornblende, graphite, and others. Quartz often occurs in drawn out grains to such an… … Wikipedia
Hornfels — (German, meaning hornstone ) is the group designation for a series of contact metamorphic rocks that have been baked and indurated by the heat of intrusive igneous masses and have been rendered massive, hard, splintery, and in some cases… … Wikipedia
Marble — /mahr beuhl/, n. Alice, 1913 90, U.S. tennis player. * * * Granular limestone or dolomite that has recrystallized under the influence of heat, pressure, and aqueous solutions. The main mineral in marble is calcite. Commercially, marble includes… … Universalium
Nepheline syenite — of the Intrusive Complex of Tanguá, State of Rio de Janeiro, Brasil (Motoki et al., 2011a) Nephelene syenite is a holocrystalline plutonic rock that consists largely of nepheline and alkali feldspar. The rocks are mostly pale colored, grey or… … Wikipedia
Pyroxenite — A sample of the orthopyroxenite meteorite ALH84001 Pyroxenite is an ultramafic igneous rock consisting essentially of minerals of the pyroxene group, such as augite and diopside, hypersthene, bronzite or enstatite … Wikipedia
