- Titanite, or
sphene (from
Ancient Gr**** σφηνώ (sphēnṓ) 'wedge'), is a
calcium titanium nesosilicate mineral, CaTiSiO5.
Trace impurities of iron and aluminium...
-
igneous rocks is
limited by its
reaction relation with
sphene. In
volcanic rocks perovskite and
sphene are not
found together, the only
exception being an...
-
minerals are anatase, brookite, ilmenite, perovskite, rutile, and
titanite (
sphene).
Akaogiite is an
extremely rare
mineral consisting of
titanium dioxide...
- view is 8 cm.
Composition Primary Intermediate:
plagioclase (often andesine) and
pyroxene or
hornblende Secondary Magnetites, biotite,
sphene, and quartz...
-
Spectrolite (a
variety of labradorite)
Spessartite (synonym of spessartine)
Sphene (synonym of titanite)
Stantienite (a
variety of amber)
Stibiconite (grandfathered...
- biotite, chlorite, tourmaline, epidote, apatite, garnet, hornblende, augite,
sphene and pyrites. The
cementing material may be
siliceous or
argillaceous and...
- as peridot, tourmaline, topaz, garnet, red spinal, pargasite, diopside,
sphene, apatite, azurite, rose quartz, and agate. In Swat, pale
green to green...
- uranium-235, and thorium-232. Some
minerals that
contain thorium include apatite,
sphene, zircon, allanite, mo****te, pyrochlore, thorite, and xenotime. Thorium-232...
-
Tektites Moldavite Tephroite Thomsonite Thaumasite Tinaksite Titanite (
sphene)
Topaz Tourmaline subgroup:
Achroite (var.)
Chrome (var.)
Dravite Elbaite...
-
mineralogical composition (plagioclase, sanidine, quartz, biotite, hornblende,
sphene, apatite, zircon, Fe-Ti
oxides are the
primary phenocrysts). This tuff and...
