porphyrite

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Porphyry (geology) - Wikipedia
Porphyry is any of various granites or igneous rocks with coarse-grained crystals such as feldspar or quartz dispersed in a fine-grained silicate-rich, ... en.wikipedia.org
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PORPHYRITE Definition & Meaning - Merriam-Webster
1. an Egyptian red porphyry 2. a quartz-free porphyry whose feldspar is plagioclase Word History Etymology Latin porphyrites purple colored stone. www.merriam-webster.com
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Porphyrite: Mineral information, data and localities.
An obsolete term originally used for a porphyry that contains mostly plagioclase phenocrysts and mafics in contrast to those that contain mostly alkali ... www.mindat.org
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porphyrite
▪ I. porphyrite, n.1 (ˈpɔːfɪraɪt) Also 6 -phirite, 7 -phyrit, -pherite. [ad. L. porphyrītēs a purple-coloured precious stone in Egypt (Pliny), ad. Gr. πορϕυρίτης adj. like purple, π. λίθος stone of this colour, porphyry, f. πόρϕυρ-ος purple: see porphyr- and -ite1 b. So mod.F. porphyrite, in sense 2... Oxford English Dictionary
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Porphyry – Imperial Stone of the Roman Empire - Select Stone
Porphyry is an igneous rock similar in composition to granite. Unlike common granites, pophyry has large, light-colored crystals of quartz ... www.selectstone.com
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PORPHYRITE definition in American English - Collins Dictionary
1. (of rocks) having large crystals in a fine groundmass of minerals. 2. consisting of porphyry. Collins English Dictionary. Copyright © ... www.collinsdictionary.com
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Troullos
stunning photograph of this piece is available in Sakellarakis' guidebook to Archanes) Marble pestles Ritual steatite axe Stone bird's nest vases Porphyrite wikipedia.org
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The St Marys Porphyrite—a Devonian ash‐flow tuff and its feeder
The St Marys Porphyrite crops out in the St Marys district of eastern Tasmania and is a felsic, quartz porphyrite body which contains the only known extrusive ... www.tandfonline.com
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Hornblende porphyrite - Valparaiso - Virtual Microscope
Blackish grey sonorous, even semi-conchoidal porphyry, with many acicular crystals of glassy feldspar & common do. & hornblende; forming part of ... www.virtualmicroscope.org
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Porphyrite - Etymology, Origin & Meaning
a purple stone used extensively for ornamental purposes and quarried near the Red Sea in Egypt, from Greek porphyrites (lithos) "the purple (stone)," www.etymonline.com
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Porphyry: Formation, Mineralogy and Importance - Sandatlas
Porphyry is an igneous rock characterized by a porphyritic texture, where larger crystals (phenocrysts) are embedded within a much finer-grained or even ... sandatlas.org
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porphyritic
porphyritic, a. (pɔːfɪˈrɪtɪk) Also 7 -etick. [ad. med.L. porphyrīticus, f. L. porphyrītēs porphyrite; so F. porphyritique. The classical L. was porphyreticus.] Of or pertaining to the porphyry of the ancients; of the nature or structure of the porphyry of modern mineralogists; spec. containing disti... Oxford English Dictionary
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Archanes
A variety of porphyrite stone lamps, vases, amphorae, cooking pots, cups, lamps, tools and every-day domestic items such as tweezers have been unearthed wikipedia.org
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tuffite
tuffite, n. Geol. (ˈtʌfaɪt) [ad. G. Tuffit (O. Mügge 1893, in Neues Jahrb. f. Min. VIII. 708): see tuff n., -ite1.] Any composite rock which consists of a mixture of pyroclastic and sedimentary material, esp. one in which pyroclasts predominate.1925 Mineral Abstr. II. 397 Around Borzhom in Georgia, ... Oxford English Dictionary
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Aldein
The lower part shows the argent cross of Saint Andrew shortened that represent the four original hamlets on a gules background as the mountain of porphyrite wikipedia.org
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