grossular(redirected from Olyntholite)
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gros·su·la·rite(grŏs′yə-lə-rīt′) also gros·su·lar (-lər)
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).]