grengasiten.
/ˈɡrɛŋɡəsʌɪt/ Mineralogy.
A variety of chlorite occurring in radiated groups of hexagonal crystals.
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the world > the earth > minerals > types of mineral > silicates > phyllosilicate > [noun] > chlorite > other chlorites
grengasite1844
thuringite1844
kämmererite1854
prochlorite1867
tabergite1868
diabantite1875
klementite1892
manganchlorite1898
brunsvigite1902
nimite1968
1844 J. D. Dana Syst. Mineral. (ed. 2) 525 Grengasite..has a specific gravity of 3·1.
This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2018).
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n.1844