-
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...
-
Orthorhombic series Holmquistite, Li2Mg3Al2Si8O22(OH)2
Monoclinic series Pargasite, NaCa2Mg3Fe2+Si6Al3O22(OH)2 Winchite, (CaNa)Mg4(Al,Fe3+)Si8O22(OH)2 Edenite...
-
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...
- calcite, tremolite, apatite, grandidierite, sinhalite, hyalophane, uvite,
pargasite, clinozoisite, forsterite,
warwickite and graphite. List of
minerals Warr...
- Fe)3Al2]Si6Al2O22(OH)2 Edenite–ferroedenite, NaCa2(Mg,Fe)5Si7AlO22(OH)2
Pargasite–ferropargasite, NaCa2[(Mg,Fe)4Al]Si6Al2O22(OH)2 Magnesiohastingstite–hastingsite...
-
Nuummite Olivine Opal Fire opal Moss opal
Painite Palygorskite Papagoite Pargasite Parisite Pectolite Larimar Pentlandite Peridot Periclase Perthite Petalite...
- +/-
pargasite or
phengite +/-
albite +/-
quartz +/- talc +/-
garnet Granites:
kyanite +/-
paragonite +/-
chlorite +/-
albite +/-
quartz +/-
pargasite or...
- is
present as the
primary groundm**** mineral, or in ****ociation with
pargasite amphibole, olivine, and pyroxene.
Phlogopite in this ****ociation is a...
-
volatile enrichment, to
provide the
biotite (phlogopite) and
amphibole (
pargasite)
mineralogy lack of
fractional crystallisation (generally;
there are exceptions)...
- of pyroxene, olivine,
plagioclase and even
magmatic amphibole such as
pargasite rhombohedra,
pseudomorphed by
hornblende amphibole.
Original magmatic...
