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Fe,Mg,Mn-bearing phosphates in the GRA 95209 meteorite: Occurrences and mineral chemistry
Fe,Mg,Mn-bearing phosphates GRA95209 meteorite Occurrences mineral chemistry
2012/4/1
Two large regions of Fe,Mg,Mn-bearing phosphates, together with metal and various silicate phases,
have been observed in the GRA 95209 meteorite (a primitive achondrite belonging to the acapulcoite(R...
Phosphates in Some Missouri Refractory Clays
Calcian Goyazite Diaspore Flint Clay Francolite Genesis of the Phosphates Strengite Strontian Crandallite Variscite Wavellite
2011/12/22
Abstract: This paper describes in detail phosphate minerals occurring in refractory clays of Missouri and their effect on the refractory degree of the clays. The minerals identified include carbonate-...
Protons in the magnesium phosphates phosphoellenbergerite and holtedahlite: An IR and NMR study
Protons magnesium phosphates phosphoellenbergerite holtedahlite IR and NMR study
2012/4/5
Two structurally related magnesium phosphates, phosphoellenbergerite (P63mc) and holtedahlite (P63), have been investigated using a combination ofhigh-frequency IR and lH MAS,31p MAS,and 31p CPMASNMR ...
SUR LES CONSTITUANTS PHOSPHATES DES MINERAlS DE FER OOLITHIQUES DE FRANCE
SUR LES CONSTITUANTS PHOSPHATES DES MINERAlS DE FER OOLITHIQUES DE FRANCE
2014/4/8
Les minerais de fer oolithiques sont constitues en grande partie par des mineraux cristallises, reconnaissables au microscope en lumiere trans mise ou en lumiere rcfiechie. Leur identification est ais...