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Tephroite is the
manganese endmember of the
olivine group of
nesosilicate minerals with the
formula Mn2SiO4. A
solid solution series exists between tephroite...
- The
chemical formula is Mg2SiO4. Forsterite,
fayalite (Fe2SiO4) and
tephroite (Mn2SiO4) are the end-members of the
olivine solid solution series; other...
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Richterite (var.)
Sylvite Taaffeite Talc
Tantalite Tektites Moldavite Tephroite Thomsonite Thaumasite Tinaksite Titanite (sphene)
Topaz Tourmaline subgroup:...
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forsterite (Mg2SiO4) and also with the
manganese rich
olivine endmember tephroite (Mn2SiO4). Iron rich
olivine is a
relatively common constituent of acidic...
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minerals with a
related structure (the
olivine group) – which
includes tephroite (Mn2SiO4),
monticellite (CaMgSiO4),
larnite (Ca2SiO4) and kirschsteinite...
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Willemite – Zn2SiO4
Olivine group Forsterite – Mg2SiO4
Fayalite – Fe2SiO4
Tephroite – Mn2SiO4
Garnet group Pyrope – Mg3Al2(SiO4)3
Almandine – Fe3Al2(SiO4)3...
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Tellurite Tellurium Tellurobi****hite
Temagamite Tennantite Tenorite Tephroite Terlinguaite Teruggite Tetradymite Tetrahedrite Tetrataenite Thaumasite...
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occurs ****ociated with alleghanyite, rhodonite, sonolite, spessartine,
tephroite, kutnohorite, manganhumite, jacobsite,
kellyite and
alabandite in the...
- ****emblages, ****ociated with
rhodonite and
tephroite,
calcite and
tephroite or
glaucochroite and
tephroite. Vesuvianite, wollastonite, garnet, diopside...
- by oxygen.
Other mineral species having this
structure exist, such as
tephroite, Mn2SiO4. The
garnet group has a
general formula of X3Y2(SiO4)3, where...
