-
Titanite, or
sphene (from
Ancient Gr**** σφηνώ (sphēnṓ) 'wedge'), is a
calcium titanium nesosilicate mineral, CaTiSiO5.
Trace impurities of iron and aluminium...
- Kingdom.
Species of the
genus Titanites can
reach large sizes, with a
diameter over 60
centimetres (2.0 ft) for
Titanites giganteus and 90 centimetres...
- as yttrotitanite) is a
variety of the
mineral titanite of a
brownish black color,
related to
titanite in form. It
consists chiefly of
silicon dioxide...
- Ludovic; Collins,
Gareth S.; Gulick, Sean P.S. (15 July 2020). "Shocked
titanite records Chicxulub hydrothermal alteration and
impact age".
Geochimica et...
- by the
French and
Swedish Armed Forces.
Developed in the
early 2000s by
Titanite S.A.
under contract for
service with the
French Army, the
grenade first...
-
western Canadian Late
Kimmeridgian or
Tithonian (Late Jur****ic)
ammonite Titanites occidentalis Frebold".
Volumina Jur****ica. 21: 27–38. ISSN 1731-3708....
- ore
deposits as the
result of the
alteration of ilmenite, perovskite, or
titanite. Hurlbut,
Cornelius S.; Klein, Cornelis, 1985,
Manual of Mineralogy, 20th...
- syenite:
microcline perthite, quartz, pyroxene,
brown biotite, (amphibole), (
titanite), (apatite), (zircon), (muscovite), (corundum), (molybdenite), (opaques)...
-
upper part of the Jur****ic and the
lower part of the Cretaceous, such as
Titanites from the
Portland Stone of Jur****ic of
southern England,
which is often...
- Kyawt****te
Varieties that are not
valid species:
Keilhauite (variety of
titanite)
Kerolite (variety of talc)
Krantzite (natural resin)
Kunzite (variety...
