1) French word used in English 2) Igneous rock 3) Porphyritic rock 4) Sculpture material 5) Volcanic rock
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https://www.crosswordclues.com/clue/porphyry
Rock that is porphyritic, containing large and small crystals, or, in mining, a specific deposit containing widely disseminated metals, typically copper.
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http://en.wikipedia.org/wiki/Glossary_of_geology
[geology] Porphyry is a variety of igneous rock consisting of large-grained crystals, such as feldspar or quartz, dispersed in a fine-grained feldspathic matrix or groundmass. The larger crystals are called phenocrysts. In its non-geologic, traditional use, the term `porphyry` refers to the purple-red form of this stone, valued for its appe...
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http://en.wikipedia.org/wiki/Porphyry_(geology)
beautiful and valuable purplish stone
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http://phrontistery.info/p.html
• (n.) A term used somewhat loosely to designate a rock consisting of a fine-grained base (usually feldspathic) through which crystals, as of feldspar or quartz, are disseminated. There are red, purple, and green varieties, which are highly esteemed as marbles.
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http://thinkexist.com/dictionary/meaning/porphyry/
Neoplatonist Greek philosopher, important both as an editor and as a biographer of the philosopher Plotinus and for his commentary on Aristotle`s ... [13 related articles]
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http://www.britannica.com/eb/a-z/p/95
(from the article `dike`) ...The length of a dike usually depends upon how far it can be traced across the surface; dikes can be up to hundreds of miles long. Dikes have a ... ...not readily discernible with the naked eye. In any case, feldspar crystals are relatively rare; almost all occur in miarolitic cavities, in ... Among the mo...
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http://www.britannica.com/eb/a-z/p/95
Origin: F. Porphyre, L. Porphyrites, fr. Gr. Like purple, fr. Purple. See Purple. ... <geology> A term used somewhat loosely to designate a rock consisting of a fine-grained base (usually feldspathic) through which crystals, as of feldspar or quartz, are disseminated. There are red, purple, and green varieties, which are highly esteemed as ma...
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http://www.encyclo.co.uk/local/20973
Igneous rock containing large, noticeable crystals, usually feldspars.
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http://www.encyclo.co.uk/local/22291
Por'phy·ry noun ;
plural Porphyries . [ French
porphyre , Latin
porphyrites , from Greek ... like purple, from ... purple. See
Purple .]
(Geol.) A term used somewhat loosely to designate a rock consisting of a fine-grained base (usually feldspathic) through w...
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http://www.encyclo.co.uk/webster/P/130
A rock consisting of a compact base from which which crystals of feldspar are disseminated.
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http://www.legendsofamerica.com/
An igneous rock characterized by distinct and contrasting sizes of course and fine grained crystals. Used as a decorative building stone.
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http://www.selectstone.com/architectural-resources/stone-glossary/
Any igneous rock in which relatively large crystals, called phenocrysts, are set in a fine-grained groundmass.
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http://www.southernperu.com/ENG/intope/Pages/PGGlossary.aspx
[
n] - any igneous rock with crystals embedded in a finer groundmass of minerals
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http://www.webdictionary.co.uk/definition.php?query=porphyry
Any igneous rock in which relatively large crystals, called phenocrysts, are set in a fine-grained groundmass.
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https://copperfoxmetals.com/investors/glossary-of-terms/
See under soil type. Floor type Next to climate and grape variety, one of the most important factors influencing the quality of wine. The different soil types have developed over millions of years through physical and chemical weathering of rocks and through humification of organic matter. During physical weathering, natural forces such as win...
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https://glossary.wein.plus/porphyry
igneous rock in which relatively large and conspicuous grains, called phenocrysts, are surrounded by a finer-grained matrix, generally called the groundmass.
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https://www.encyclo.co.uk/local/20132
porphyritic rock noun any igneous rock with crystals embedded in a finer groundmass of minerals
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https://www.encyclo.co.uk/local/20974
(c. 232-304 B.C.) A disciple of Plotinus, who adapted Aristotelian logic to Neo-Platonic philosophy. His method of classification by means of dichotomy is known as the 'Tree of Porphyry' (q.v.). Cf. Isagoge (tr. by Boethius, q.v.). -- R.B.W.
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https://www.encyclo.co.uk/local/21203
Any igneous rock containing large crystals in a finer matrix
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https://www.encyclo.co.uk/local/21221
An igneous rock in which relatively large and conspicuous crystals (phenocrysts) are set in a matrix of finer crystals.
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https://www.encyclo.co.uk/local/22191
Any igneous rock in which relatively large crystals, called phenocrysts, are set in a fine-grained groundmass.
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https://www.encyclo.co.uk/local/22734
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