norbergite

norbergite

[′nȯr‚bər‚gīt]
(mineralogy)
Mg3SiO4(F,OH)2 A yellow or pink orthorhombic mineral composed of magnesium silicate with fluoride and hydroxyl; it is a member of the humite group.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Dudley Blauwet of Mountain Minerals International is, as usual, just back from Asia with something new and interesting: this time it's excellent norbergite crystals in matrix from Oak Saung Tang, Mogok, Myanmar (Burma).
Denver show 2003
All four of the classic members of the humite group - humite, clinohumite, chondrodite and norbergite - are found at Monte Somma/Vesuvius.
Italian connections (II) - Vesuvius
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