grossular


Also found in: Dictionary, Wikipedia.
Related to grossular: andradite

grossular

[′gräs·yə·lər]
(mineralogy)
References in periodicals archive ?
Because of intrusion of the granite masses to the late cretaceous age into limestone unit mb and metamorphosing these limes and because of reaction between magmatic-hydrothermal solutions and limestone mineralization is formed in the Moein Abad area in the border of metamorphosed limes and volcanic rocks and zone skarn that in this zone grossular, diopside, magnetite, epidote, malachite, chalcopyrite, pyrite, galena, hematite minerals are constituted.
in preparation), are not andradite but rather grossular with more or less significant vanadium and chromium contents (the tsavorite variety).
Remember the vivid rose-pink dodecahedral crystals of grossular which Benny Fenn recovered in quantity from his diggings in the Sierra de las Cruces range, Coahuila/Chihuahua, in the late 1990s?
Excalibur Mineral Corporation had several flats of grossular from a new site in the Nightingale district, Pershing County, Nevada.
After working in South Africa and Zimbabwe he began his geological explorations in Tanzania, and gained fame for his discovery of the new gem grossular variety tsavorite in 1967.
Among the best known is the vanadium-rich grossular garnet known by the varietal name of tsavorite.
Other highly attractive minerals have been found there as well, including chromium-green diopside, the green tsavorite variety of grossular, blue apatite-(CaF), gemmy grass-green tremolite and the new species magnesioaxinite-since renamed axinite-(Mg).
The Bell mine, incredibly, produced only one known fine mineral specimen in so many years of activity: a cluster of green grossular garnets associated with white acicular diopside crystals.
And here's what I mean about fun facts: we are authoritatively clued in about those intriguing, earthy gray-brown pseudocrystals from Siberia which are sometimes called "achtaragdite": they are pseudomorphs of an intermediary solid solution between grossular and katoite after euhedral crystals of mayenite, an extremely rare, poorly characterized Ca-Al oxide.
The mine at Asbestos produced wonderful specimens of orange grossular ("hessonite") garnets and some of the best prehnite, pectolite and vesuvianite specimens in the world.
Not surprisingly, the most impressive entries are those for the alpine minerals: grossular, diopside, epidote, quartz, cafarsite, vesuvianite, titanite, xenotime and many others, which have received a more extensive treatment and are illustrated by full-page plates of specimen photos.
The rodingite rocks of the Monviso Massif have produced fine specimens of grossular, as well as diopside, perovskite, titanite, vesuvianite and apatite.