hypersolvus

hypersolvus: гиперсольвусный (о гранитах, сиенитах и нефелиновых сиенитах, в которых плагиоклаз присутствует в виде пертитовых вростков)

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гиперсольвусный

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Hypersolvus — In hypersolvus granites, crystallization at relatively low water pressures results in the formation of a single feldspar as opposed to subsolvus granites in which two distinct types of feldspar are present.The distinctive character of feldspar in … Wikipedia
Granite — For other uses, see Granite (disambiguation). Granite Igneous Rock Granite containing potassium feldspar, plagioclase feldspar, quartz, and biotite and/or amphibole Composi … Wikipedia
Plagioclase — A photomicrograph of a plagioclase crystal under cross polarized light. The plagioclase crystal shows a distinct banding effect called a Polysynthetic twinning. (unknown scale) General Category … Wikipedia
Subsolvus — In subsolvus granites, which crystallisation occurs at great water pressures, two types of feldspar are present as opposed to hypersolvus granites in which crystallization at relatively low water pressures results in the formation of a single… … Wikipedia
GRANITES — Les granites sont des roches cristallines de texture grenue formées essentiellement de quartz, de feldspath alcalin et de plagioclase, avec des proportions mineures de minéraux colorés. Avec le basalte, le granite est la roche la plus répandue à… … Encyclopédie Universelle

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