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Gregoryite is an
anhydrous carbonate mineral that is rich in pot****ium and
sodium with the
chemical formula (Na2,K2,Ca)CO3. It is one of the two main ingredients...
- (932–1,112 °F). The lava is
natrocarbonatite dominated by
nyerereite and
gregoryite. The
magmatic origin of
carbonatite was
argued in
detail by
Swedish geologist...
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additional anions,
without H2O 05.AA
Alkali carbonates: 05 Zabuyelite; 10
Gregoryite, 10 Natrite; 15 Nahcolite, 20 Kalicinite, 25 Teschemacherite, 30 Wegscheiderite...
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Grandidierite Grandreefite Graphite Gratonite Greenalite Greenockite Gregoryite Greifensteinite Greigite Grossite Grossular Groutite Grunerite Guettardite...
- rich in two rare
sodium and pot****ium
carbonate minerals,
nyerereite and
gregoryite. Due to this
unusual composition, the lava is
erupted at
relatively low...
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website Symbols of
Tanzania Bird Yellow-collard
lovebird Butterfly Colotis danae Fish
Natron tilapia Mammal Lion Tree
Umbrella thorn Mineral Gregoryite...
- Ol
Doinyo Lengai, they are made up of
nyererite (Na 2Ca(CO 3) 2) and
gregoryite ((Na ,K ,Ca) 2CO 3).
Silicic lavas mostly issued from the
southern crater...
- Gysinite-(Nd) Gys-Nd Gasparite-(Ce) Gsp-Ce
Ghiaraite Ghi
Goldhillite Gdh
Gregoryite Ggy Gasparite-(La) Gsp-La
Giacovazzoite Gvz
Goldichite Gol Greifensteinite...
- In the
carbonatite lava it is ****ociated with the pot****ium-bearing
gregoryite. It has also been
reported from the
Afrikanda alkaline intrusive complex...
- Fe2+)Al3(BO3)(SiO4)O2 -
French explorer Alfred Grandidier (1836–1912).
Gregoryite: (Na2,K2,Ca)CO3 –
British geologist and
author John
Walter Gregory (1864–1932)...
