• Merrillite-(Y) Mineral Data

    webmineral.com/data/Merrillite-%28Y%29.shtml General Merrillite-(Y) Information : Chemical Formula: Ca16Y2Mg2(PO4)14 : Composition: Molecular Weight = 2,277.42 gm Calcium 31.68 % Ca 44.32 % CaO: Yttrium 7.81 % Y 9.92 % Y 2 O 3: Magnesium 2.13 % Mg 3.54 % MgO: Phosphorus 19.04 % P 43.63 % P 2 O 5: Oxygen 39.34 % O: 100.00 % 101.41 % = TOTAL OXIDE
  • Merrillite Mineral Data

    webmineral.com/data/Merrillite.shtml 08.AC.45 Merrillite-(Y)* Ca16Y2Mg2(PO4)14 R 3c 3m : 08.AC.45 Strontiowhitlockite Sr7(Mg,Ca)3(PO4)6[PO3(OH)] R 3c 3m : 08.AC.45 Whitlockite Ca9(Mg,Fe)(PO4)6(PO3OH) R 3c 3m : 08.AC.45 Ferromerrillite! Ca9NaFe(PO4)7 R 3c 3m : 08.AC.45 Tuite! Ca3(PO4)2 R 3 m 3m : 08.AC.45 Bobdownsite! Ca9Mg(PO3F)(PO4)6 R 3c 3m : Other Merrillite Information ...
  • Merrillite-(Y) Mineral Data

    webmin.mindat.org/data/Merrillite-(Y).shtml Merrillite-(Y) Ca16Y2Mg2(PO4)14 Dana No: 38.03.04.05 Strunz No: 08.AC.45 Locality: Notes: Dakota Matrix Excalibur Minerals Exceptional Minerals Hudson Insitute John Betts Fine Minerals
  • What does merrillite mean? - definitions

    www.definitions.net/definition/merrillite Definition of merrillite in the Definitions.net dictionary. Meaning of merrillite. What does merrillite mean? Information and translations of merrillite in the most comprehensive dictionary definitions resource on the web.
  • Merrillite Mineral Data

    webmin.mindat.org/data/Merrillite.shtml 08.AC.45 Merrillite-(Ca)* (Ca,[])19Mg2(PO4)14 R 3c 3m : 08.AC.45 Merrillite Ca18Na2Mg2(PO4)14 R 3c 3m : 08.AC.45 Merrillite-(Y)* Ca16Y2Mg2(PO4)14 R 3c 3m : 08.AC.45 Strontiowhitlockite Sr7(Mg,Ca)3(PO4)6[PO3(OH)] R 3c 3m : 08.AC.45 Whitlockite Ca9(Mg,Fe)(PO4)6(PO3OH) R 3c 3m : 08.AC.45 Ferromerrillite! Ca9NaFe(PO4)7 R 3c 3m : 08.AC.45 Tuite! Ca3 ...
  • Merrillite - RRUFF Database: Raman, X-ray, Infrared, and ...

    rruff.info/Merrillite Name: Merrillite RRUFF ID: R150063 Ideal Chemistry: Ca 9 NaMg(PO 4) 7 Locality: Suizhou L6 chondrite, Dayanpo, 12.5 km southeast of the city of Suizhou, Hubei Province, China (35°18’N, 113°35’E) Source: Xiande Xie and Xiangping Gu Owner: RRUFF Description: Colorless aggregates of irregular grains, associated with forsterite, enstatite, maskelynite, FeNi metal, troilite, chlorapatite ...
  • Validity of the Apatite/Merrillite Relationship in ...

    www.mdpi.com/2076-3263/7/4/99/htm Merrillite is rich in Y and poor in Ba, Sr and Rb. The CI-chondrite-normalized REE pattern of the merrillite showed a conspicuously negative Eu anomaly, a kink at Nd and elevated MREE concentrations. The LREEs were depleted relative to the MREEs . 4.3. TEM. Four foils were cut from the meteorite for the TEM study. ...
  • Raman spectra and X-ray diffraction of merrillite at ...

    www.sciencedirect.com/science/article/pii/S0924203119302632 1. Introduction. Merrillite, ideally with a chemical formula of Ca 9 NaMg(PO 4) 7, is a Ca-phosphate mineral that found in many different types of meteorites including chondrites, achondrites, pallasites, Martian and lunar meteorites [, , , , , , , , , , ].It is thought that merrillite can occur in late-stage crystallization products of magmas [12,13], and it is the major carrier of rare earth ...
  • The crystal chemistry of whitlockite and merrillite and ...

    rruff-2.geo.arizona.edu/uploads/AM93_1300.pdf reaction of whitlockite to merrillite. Hughes et al. (2006) reported the atomic arrangement of lunar merrillite (Jolliff et al. 1993), and demonstrated that the phase is similar to meteoritic merrillite and, predictably, devoid of hydrogen. Jolliff et al. (2006) summarized the chemistry of lunar and other extraterrestrial whitlockite in detail.
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