leifite

leifite

[′lē‚fīt]
(mineralogy)
Na2 AlSi4O10F A colorless mineral composed of fluoride and silicate of sodium and aluminum.
References in periodicals archive ?
Among the big museums contributing gem-related cases were the Carnegie Museum, Pittsburgh; the Denver Museum of Nature and Science; the Cincinnati Museum Center; the American Museum of Natural History, New York; the Arizona-Sonora Desert Museum; Harvard; the Natural History Museum of Los Angeles County; and the Royal Ontario Museum (exotic gemstones: ever see a faceted leifite? catapleiite?
Associated minerals are: aegirine, albite, analcime, ancylite-(Ce), calcite, catapleiite, dawsonite, donnayite-(Y), elpidite, epididymite, eudialyte, eudidymite, fluorite, franconite, gaidonnayite, galena, genthelvite, gmelinite, gonnardite, horvathie-(Y), kupletskite, leifite, microcline, molybdenite, narsarsukite, natrolite, nenadkevichite, petersenite-(Ce), polylithionite, pyrochlore, quartz, rhodochrosite, rutile, sabinaite, serandite, siderite, sphalerite, thomasclarkite-(Y), zircon and an unidentified Na-REE-carbonate (UK91).
Associated minerals are: (1) aegirine, albite, elpidite, epididymite, lorenzenite, quartz, shortite, sidorenkite, natroxalate, leifite, rhodochrosite, tainiolite, pyrrhotite, sphalerite, galena, thermonatrite, trona and nahpoite; (2) aegirine, K-feldspar, elpidite, labuntsovite, natrolite, apophyllite, fluorite, sphalerite, galena and molybdenite.