grossular


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Related to grossular: andradite

gros·su·la·rite

 (grŏs′yə-lə-rīt′) also gros·su·lar (-lər)
n.
A pale green, pink, brown, or black garnet, Ca3Al2(SiO4)3, occurring alone or as a constituent of the common garnet.

[German Grossularit, from New Latin Grossulāria, former genus of gooseberry (from the color of some garnets), from French groseille, gooseberry, from Old French grosele, of Germanic origin; akin to Middle Dutch kroesel, from kroes, curled (probably in reference to the short curled hairs on the fruit of some gooseberry varieties).]
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They are consistent with those reported for pyralspite garnets by Stockton and Manson (1985), and the RI values of all three samples fall within the ranges expected for both pyrope-almandine (rhodolite) and pyrope-spessartine, with or without some grossular (cf.
The sets of minerals of this skarn include quartz, calcite, grossular, augite, and gypsum.
As an East Coast native I was drawn to the case which contained a 5-cm golden beryl (heliodor) from the extinct Slocum Quarry, East Hampton, Middlesex County, Connecticut: a 4 X 8-cm transparent green and pink elbaite from Newry, Maine; and a 4-cm grossular on diopside with grossular crystals to 1.
But there are localities famous for mineral growth right here in Canada, one of them being the Jeffrey Mine in Quebec's Shipton Township, famous for prehnite and the beautiful grossular crystal, a variety of garnet.
Tsavolite, is a bright green variety of grossular garnet, its colour being induced by the presence of chromium.
Diamondiferous zones are characterised by dynamic and thermal metamorphism and the presence of grossular garnets, glaucophane and other minerals of high-pressure zones.
In one area extensive zones of grossular garnet as well as tremolite and magnetite are present over 2 km of strike and it is anticipated that other similar alteration zones exist in the area.
The best grossular garnets from the Jeffrey mine, Asbestos, Quebec.
Of course, the blues (and purple-blues, and some yellows) are tanzanite zoisite, and the greens are "tsavorite" grossular and chromium-rich diopside.
Gemmological characteristics of grossular jade as jadeite imitation.