-
Dumortierite is a
fibrous variably colored aluminium boro-silicate mineral, Al7BO3(SiO4)3O3.
Dumortierite crystallizes in the
orthorhombic system typically...
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Gemstone Dumortierite". Minerals.net.
Archived from the
original on 6 May 2017.
Retrieved 23
April 2017. Friedman, Herschel. "THE
GEMSTONE DUMORTIERITE". Minerals...
- (peridot) but,
after soon
realizing it was not, he
concluded it was "
dumortierite" (a blue non-gem mineral).
Shortly thereafter, the
stones were shown...
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Dolomite Domeykite Donnayite-(Y)
Doyleite Dresserite Drysdallite Duftite Dumortierite Dundasite Dypingite Dyscrasite Dzhalindite Varieties that are not valid...
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Diamond Bort
Ballas Diaspore ****insonite
Diopside Dioptase Dolomite Dumortierite Ekanite Elbaite Enstatite Bronzite Hypersthene Eosphorite Epidote Piemontite...
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formula (Nb0.6[]0.4)Al6BSi3O18. It is the niobium-rich
member of the
dumortierite supergroup, and the
niobium analogue of
holtite of the
holtite group...
- the
formula (Ti0.75[]0.25)Al6BSi3O18. It is titanium-rich
member of
dumortierite supergroup, and titanium-analogue of
holtite of the
holtite group. It...
- []Al6BAs33+O15. It is
essentially vacant ("[]"), ****nic-dominant
member of
dumortierite supergroup,
giving a name of
szklaryite group. It is one of
three quite...
- Al2SiO5
group Andalusite – Al2SiO5
Kyanite – Al2SiO5
Sillimanite – Al2SiO5
Dumortierite – Al 6.5–7BO 3(SiO 4) 3(O,OH) 3
Topaz – Al2SiO4(F,OH)2
Staurolite – Fe2Al9(SiO4)4(O...
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Disulfodadsonite Ddad
Dumontite Dmt
Dalnegroite Dnr
Delrioite Dl
Dittmarite Dmr
Dumortierite Dum
Dalyite Dly
Deltalumite Dal Diversilite-(Ce) Dvs-Ce
Dundasite Dun...
