stephanite


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stephanite

(ˈstɛfəˌnaɪt)
n
a black sulphide of silver and antimony, Ag5SbS4, also known as black silver
References in periodicals archive ?
1450) led a short-lived revival movement within the church in the fifteenth century called the Stephanite movement.
org), whose room at the InnSuites (and stand at the Main Show) is always rich in rare, slightly peculiar goodies, he had this year a small swarm of stephanite specimens found, just a few weeks before the show, in the Porco mine, Potosi Bolivia--a silver mine inaugurated in 1549 by the conquistador Francisco Pizarro and still, Alfredo says, producing ore.
Pyrargyrite stockwork in siderite and quartz-encrusted cavities, together with acanthite, native silver, barite, kaolinite, and museum-quality specimens of polybasite and stephanite were noted (Jeff Franzen and Ken Watson, pers.
Tamrat, "Some Notes on the Fifteenth-Century Stephanite 'Heresy' in the Ethiopian Church," Rassegna di studi etopici, Vol.
In the first decade of the 20th century, the Las Chispas mine near Arizpe in Sonora produced some of Mexico's largest and best specimens of polybasite crystals, large clusters of "poker chip" stephanite crystals, fine acanthite crystal clusters and a few very fine pyrargyrite specimens.
In recent years the Fresnillo area has produced remarkable examples of the silver sulfosalts pyrargyrite, stephanite and polybasite.
During the 1890s and the first few years of the 20th century the Las Chispas mine near Arizpe produced some of the world's finest specimens of polybasite, pyrargyrite and stephanite.
1882 Stephanite, Xanthoconite and Proustite, Cobalt, Ontario, Canada, no.
They're all here, in multiple samples ranging in quality from "study grade" to absolutely superb: Freiberg acanthite and stephanite, Schneeberg proustite and erythrite and roselite and uranium-bearing species, Andreasberg pyrargyrite and dyscrasite and fluorite and pink apophyllite, Siegerland malachite and anglesite and millerite and galena, Schwarzwald fluorite and barite and silver, Obermoschel cinnabar and moschellandsbergite, Ems pyromorphite and cerussite, Johanngeorgenstadt mimetite, Ohrenstock hausmannite, Fichtelgebirge topaz and microcline and herderite, Ehrenfriedersdorf cassiterite and fluorapatite, Ilfeld manganite, Ronneburg whewellite, Hagendorf phosphates .
Especially appealing are a kermesite from Que Que, Zimbabwe, and a stephanite from Arizpe, Sonora, Mexico with 3-cm crystals, donated by A.
The largest acanthite crystal on the specimen is no more than 7 mm across, but on it rests a sharp, lustrous crystal of stephanite.
He also got apophyllite and valencianite from Guanajuato, and had spent a week in Zacatecas (10) buying specimens of proustite, pyrargyrite, stephanite and native silver.