¹ Source: wiktionary.com
Definition of Porphyries
1. porphyry [n] - See also: porphyry
Lexicographical Neighbors of Porphyries
Literary usage of Porphyries
Below you will find example usage of this term as found in modern and/or classical literature:
1. Petrology for Students: An Introduction to the Study of Rocks Under the by Alfred Harker (1908)
"A plagioclase felspar accompanies the porphyritic orthoclase in many of the
porphyries, and forms the most conspicuous phenocrysts in the ..."
2. The Mining Magazine (1855)
"In fact, the transition porphyries of the Andes of Peru and Mexico are nften
found covered by trachytes, while the porphyries of some parts of Germany are ..."
3. Chemical and Geological Essays by Thomas Sterry Hunt (1875)
"... feldspar-porphyries, abound in Missouri, where they are associated with the
iron-ores of Iron Mountain and Shepard Mountain. I have also found them over ..."
4. Research in China by Eliot Blackwelder, Bailey Willis, Rufus Harvey Sargent, Friedrich Hirth, Charles Doolittle Walcott (1907)
"rocks are basalts and syenite porphyries. They occur for the most part in the
form of ... The rock differs from the porphyries in the vicinity of Yen-chuang ..."
5. Stones for Building and Decoration by George Perkins Merrill (1908)
"(5) FOREIGN QUARTZ porphyries. Russia. ... in the Gulf of Finland, the National
Museum has received a variety of quartz porphyries. ..."
6. Stones for Building and Decoration by George Perkins Merrill (1903)
"(5) FOREIGN QUARTZ porphyries. Russia. ... in the Gulf of Finland, the National
Museum has received a variety of quartz porphyries. ..."
7. Geological Observations on the Volcanic Islands and Parts of South America by Charles Darwin (1897)
"... fossils of—Great subsidence—Intrusive porphyries—Plain of Uspallata—Section
of the Uspallata chain—Structure and nature of the strata—Silicified ..."
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