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Ekanite is an
uncommon silicate mineral with
chemical formula Ca 2ThSi 8O 20 or (Ca,Fe,Pb) 2(Th,U)Si 8O 20. It is a
member of the
steacyite group. It...
- to
undergo metamictisation include allanite, gadolinite,
ekanite,
thorite and titanite.
Ekanite is
almost invariably found completely metamict as thorium...
- Bort
Ballas Diaspore ****insonite
Diopside Dioptase Dolomite Dumortierite Ekanite Elbaite Emerald Trapiche emerald (var.)
Enstatite Bronzite Hypersthene...
- town is the
centre of
traditional gemstone mining and
rubber plantations.
Ekanite, a rare
radioactive gemstone, was
first discovered in
Eheliyagoda in 1953...
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between augite and diopside)
Edenite Edingtonite Edscottite Efremovite Ekanite Elaliite Elbaite (type of
multicoloured tourmaline)
Elkinstantonite Emmonsite...
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Emeleusite Eme
Ericssonite Ers
Eskolaite Esk
Ewaldite Ew
Ecdemite Ecd
Ekanite Ek
Emilite Emi
Erikapohlite Erk
Espadaite Esp
Ewingite Ewg
Eckerite Ekr...
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HeartCatch PreCure! (2010),
Tsukikage Haruna Jewelpet Twinkle (2010),
Ekanite Lilpri (2010),
Queen of
Fairyland No. 6 (2011),
Karan Is This a Zombie...
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damaged by the
alpha radiation produced by thorium. An
extreme example is
ekanite, (Ca,Fe,Pb)2(Th,U)Si8O20,
which almost never occurs in
nonmetamict form...
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Labradorite 0.019 0.010
Axinite 0.018–0.020 0.011
Diopside 0.018–0.020 0.01
Ekanite 0.018 0.012
Corundum (Al2O3) 0.018 0.011 synth.
Corundum 0.018 0.011 Ruby...
- (Y: 1955) 5.AC.05 [72] [73] [74] (IUPAC:
disodium magnesium dicarbonate)
Ekanite (amorphous: IMA1967 s.p., 1961) 9.EA.10 [75] [76] [77] (IUPAC: dicalcium...
