helvinhelvinen.

/ˈhɛlvɪn/

Etymology: modern (Werner, 1817) < Latin helvus light bay + -in suffix¹.

Mineralogy.

A honey-yellow or greenish silicate of glucinum and manganese, occurring in regular tetrahedral crystals.

ΘΚΠ

the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > of glucinum and manganese

helvin1818

helvite1868

trimerite1896

1818 Ann. Philos. 12 311 Helvin..was discovered in..Saxony.

1849 J. Nicol Man. Mineral. 234 Helvine occurs at Schwarzenberg..in beds in gneiss.

1865–72 H. Watts Dict. Chem. III. 141 Helvin affords the only known example of a native compound of a silicate with a sulphide.

This entry has not yet been fully updated (first published 1898; most recently modified version published online June 2018).

单词	helvin
释义	helvinhelvinen. /ˈhɛlvɪn/ Etymology: modern (Werner, 1817) < Latin helvus light bay + -in suffix¹. Mineralogy. A honey-yellow or greenish silicate of glucinum and manganese, occurring in regular tetrahedral crystals. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > of glucinum and manganese helvin1818 helvite1868 trimerite1896 1818 Ann. Philos. 12 311 Helvin..was discovered in..Saxony. 1849 J. Nicol Man. Mineral. 234 Helvine occurs at Schwarzenberg..in beds in gneiss. 1865–72 H. Watts Dict. Chem. III. 141 Helvin affords the only known example of a native compound of a silicate with a sulphide. This entry has not yet been fully updated (first published 1898; most recently modified version published online June 2018). < n.1818
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