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  Search Ancestor:

    Ciprianiite
    Cip
    Ca4(ThCa)Al(Be0.5◻1.5)Σ2[B4Si4O22](OH)2
    Ca4(Th4+Ca)Al(Be0.5◻1.5)[B4Si4O22](OH)2
    Ca Th4+ Al Be B Si O H
    Della Ventura G, Bonazzi P, Oberti R, Ottolini L (2002) Ciprianiite and mottanaite-(Ce), two new minerals of the hellandite group from Latium (Italy). American Mineralogist 87, 739-744  [view file]
    Formula changed from Ca4(Th,REE)2Al◻2(Si4B4O22)(OH)2:
    Oberti R, Langone A, Boiocchi M, Bernabè E, Hawthorne F C (2019) News from the hellandite group: The redefinition of mottanaite and ciprianiite and the new mineral description of ferri-mottanaite-(Ce), the first Fe3+-dominant hellandite. European Journal of Mineralogy 31, 799-806  [view file]
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    Della Ventura G, Bonazzi P, Oberti R, Ottolini L (2002) Ciprianiite and mottanaite-(Ce), two new minerals of the hellandite group from Latium (Italy). American Mineralogist 87, 739-744  [view file]
    Hålenius U, Hatert F, Pasero M, Mills S J (2018) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 45. New minerals and nomenclature modifications approved in 2018. Mineralogical Magazine 82, 1225-1232  [view file]
    Mandarino J A (2003) New minerals. The Canadian Mineralogist 41, 803-828  [view file]
    Oberti R, Langone A, Boiocchi M, Bernabè E, Hawthorne F C (2019) News from the hellandite group: The redefinition of mottanaite and ciprianiite and the new mineral description of ferri-mottanaite-(Ce), the first Fe3+-dominant hellandite. European Journal of Mineralogy 31, 799-806  [view file]
    Oberti R, Ventura G D, Ottolini L, Hawthorne F C, Bonazzi P (2002) Re-definition, nomenclature, and crystal-chemistry of the hellandite group. American Mineralogist 87, 745-752  [view file]