pectolite


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Related to pectolite: Riebeckite, lepidolite, richterite

pectolite

[′pek·tə‚līt]
(mineralogy)
NaCa2Si3O8(OH) A colorless, white, or gray inosilicate, crystallizing in the monoclinic system and having a vitreous to silky luster; hardness is 5 on Mohs scale, and specific gravity is 2.75.
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A number of displays, for example, track larimar's fiery geological genesis of 100 million years ago when fierce volcanic eruptions crystallized blue pectolite and other minerals, forcing them into naturally occurring shafts within the earth's crust.
Occurrence: Associated minerals are: vesuvianite, pectolite, monticellite, diopside, phlogopite, andradite, apatite, magnetite, olivine, calcite.
The Jeffrey mine in Asbestos, Quebec, Canada, is world-famous for beautiful crystals of orange, pink and green grossular; vesuvianite crystals of many colors, as well as violet manganoan vesuvianite; and well-terminated crystals of prehnite and pectolite.
Associated minerals are: potassic feldspar, cancrinite, aegirine-diopside, pectolite, titanite, hematite and pyrrhotite.
Associated minerals are: aegirine, analcime, beryllite, bertrandite, chkalovite, epistolite, galena, manganoan pectolite, microcline, Na-komarovite, neptunite, pyrochlore, sphalerite and tugtupite.
At Wessels mine, ruizite is found with quartz, datolite, pectolite, otientite, inesite and apophyllite (Wilson and Dunn, 1978).
Associated minerals are: potassium feldspar, sodalite, cancrinite, pectolite, aegirine, natrite, vililaumite, lomonosovite, chkalovite, nacaphite, fluorcaphite, vitusite, sphalerite and galena.
Occurrence: Associated minerals are: quartz, reedmergnerite, leucosphenite, polylithionite, pectolite, pyrochlore and aegirine.
Associated minerals are: quartz, pectolite, orientite and calcite.
Extremely fine examples of pectolite, natrolite, apophyllite, calcite, analcime and other species are being recovered.
Associated minerals are: Ti-bearing jadeite, natrolite, Sr-bearing pectolite.
Associated minerals are: microcline, pectolite, quartz, aegirine, calcite, fluorite, fluorapatite, titanite, and albite.