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trimerite
trimerite n. 
/ˈtrɪməraɪt/ Mineralogy a rare silicate of glucinum, manganese, and calcium, occurring in pinkish pseudo-hexagonal crystals, shown by their optical properties to be combinations of three triclinic individuals ( Cent. Dict. 1891).
/ˈtrɪməraɪt/ Mineralogy a rare silicate of glucinum, manganese, and calcium, occurring in pinkish pseudo-hexagonal crystals, shown by their optical properties to be combinations of three triclinic individuals ( Cent. Dict. 1891).ΘΚΠ
the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > of glucinum and manganese
helvin1818
helvite1868
trimerite1896
1896 A. H. Chester Dict. Names Minerals 274 Trimerite, Silicate of glucinum, manganese, and calcium, found in brilliant pinkish crystals.
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