English to Welsh Meaning :: porphyry

Porphyry :
- porffyri

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Noun(1) any igneous rock with crystals embedded in a finer groundmass of minerals

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(1) Most beds are almost monomictic, comprising quartz-feldspar porphyry clasts, whereas some other beds are highly heterogeneous.(2) Although closely associated with plutonic igneous rocks, porphyry mineralization commonly encompasses large volumes of the surrounding host rocks to the intrusion.(3) The ore is associated with plagiogranite porphyry of Mesozoic age.(4) The reference to emerald stone probably indicates color rather than medium, which suggests that the statue was carved of green basalt, granite, porphyry , or serpentine.(5) Some of the finest cuprite specimens ever found have come from the oxidized zones of several of Arizona's porphyry copper and related deposits.(6) Other possible occurrences include porphyry copper deposits that contain enargite at depth, such as Chuquicamata, Chile.(7) At least two Eocene feldspar porphyry dykes or sills intrude Tsa da Glisza, and appear to have followed the same planes of weakness as the aplite dykes.(8) This rare work of porphyry , limestone, serpentine and onyx is unique north of the Alps.(9) In 2000, fifty porphyry deposits had been identified in Chile, with reserves of 400 million tons of copper!(10) The fault places massive fractured greenstones over relatively undeformed feldspar andesite porphyry .(11) This is particularly well known to collectors familiar with porphyry copper deposits of Arizona, New Mexico, and Utah.(12) Final polishing will only succeed on the hardest of stones, such as granite, porphyry , and gemstones, and again abrasive materials will be used for this, including abrasive powders or salts.(13) The Main Channel conglomerate is made up of a variety of well-rounded felsite, granophyre, and quartz-feldspar porphyry pebbles, suggesting a geologically diverse source terrane.(14) A porphyry obscures the contact between the Cross Slieve Group and the Red Arch Formation.(15) This mine, just north of the Mount Tolman porphyry molybdenum-copper deposit, was once Washington State's sole fluorite producer, with 235 tons shipped between 1918 and 1940.(16) During this time, many of the district's steeply dipping, northeast-trending faults were intruded by narrow, granodiorite porphyry dikes.
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1. porphyry ::
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English to Welsh Dictionary: porphyry

Meaning and definitions of porphyry, translation in Welsh language for porphyry with similar and opposite words. Also find spoken pronunciation of porphyry in Welsh and in English language.

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