Pargasite or pargasitic hornblende is a complex inosilicate mineral of the amphibole group with formula NaCa2(Mg4Al)(Si6Al2)O22(OH)2. It was first described...
5 KB (281 words) - 16:51, 11 April 2024
Orthorhombic series Holmquistite, Li2Mg3Al2Si8O22(OH)2 Monoclinic series Pargasite, NaCa2Mg3Fe2+Si6Al3O22(OH)2 Winchite, (CaNa)Mg4(Al,Fe3+)Si8O22(OH)2 Edenite...
15 KB (1,556 words) - 23:57, 4 March 2024
calcite, tremolite, apatite, grandidierite, sinhalite, hyalophane, uvite, pargasite, clinozoisite, forsterite, warwickite and graphite. List of minerals Warr...
3 KB (124 words) - 17:21, 19 December 2023
metamorphic rock composed of intergrown green zoisite, black/dark green pargasite and ruby. It has been found in the Arusha Region of Tanzania and in Austria...
3 KB (291 words) - 14:37, 9 January 2024
Nuummite Olivine Opal Fire opal Moss opal Painite Palygorskite Papagoite Pargasite Parisite Pectolite Larimar Pentlandite Peridot Periclase Perthite Petalite...
13 KB (866 words) - 05:32, 11 March 2024
Fe)3Al2]Si6Al2O22(OH)2 Edenite–ferroedenite, NaCa2(Mg,Fe)5Si7AlO22(OH)2 Pargasite–ferropargasite, NaCa2[(Mg,Fe)4Al]Si6Al2O22(OH)2 Magnesiohastingstite–hastingsite...
8 KB (793 words) - 11:35, 6 April 2024
of pyroxene, olivine, plagioclase and even magmatic amphibole such as pargasite rhombohedra, pseudomorphed by hornblende amphibole. Original magmatic...
9 KB (1,012 words) - 14:30, 9 January 2024
is present as the primary groundmass mineral, or in association with pargasite amphibole, olivine, and pyroxene. Phlogopite in this association is a...
7 KB (631 words) - 21:00, 9 January 2024
+/- pargasite or phengite +/- albite +/- quartz +/- talc +/- garnet Granites: kyanite +/- paragonite +/- chlorite +/- albite +/- quartz +/- pargasite or...
8 KB (818 words) - 01:11, 4 January 2024
seen in podiform deposits are olivine, orthopyroxene, clinopyroxene, pargasite, Na-mica, albite, and jadeite. Chromium extracted from chromite is used...
28 KB (3,017 words) - 15:12, 1 March 2024