Magnesio-foitite X050186

Name: Magnesio-foitite
RRUFF ID: X050186
Ideal Chemistry: ◻(Mg2Al)Al6(Si6O18)(BO3)3(OH)3(OH)
Locality: Honshu, Japan
Source: Caltech
Owner: Caltech
Description:
Status: The identification of this mineral is not yet confirmed.
Mineral Group: [ tourmaline (49) ]
RAMAN SPECTRUM 
Sample Description: de-polarized laser on unoriented sample
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REFERENCES for Magnesio-foitite

Gashrova B, Mihailova B, Konstantinov L (1997) Raman spectra of various types of tourmaline, European Journal of Mineralogy, 9, 935-940

Hawthorne F C, Henry D J (1999) Classification of the minerals of the tourmaline group, European Journal of Mineralogy, 11, 201-215   [view file]

Hawthorne F C, Selway J B, Kato A, Matsubara S, Shimizu M, Grice J D, Vajdak J (1999) Magnesiofoitite, ◻ (Mg2Al) Al6 (Si6O18) (BO3)3 (OH)4, a new alkali-deficient tourmaline, The Canadian Mineralogist, 37, 1439-1443   [view file]

Jambor J L, Grew E S, Roberts A C (2000) New mineral names, American Mineralogist, 85, 1561-1565   [view file]

Rosenberg P E, Foit F F (2006) Magnesiofoitite from the uranium deposits of the Athabasca Basin, Saskatchewan, Canada, The Canadian Mineralogist, 44, 959-965   [view file]

Bačík P, Méres Š, Uher P (2011) Vanadium-bearing tourmaline in metacherts from Chvojnica, Slovak Republic: crystal chemistry and multistage evolution, The Canadian Mineralogist, 49, 195-206   [view file]

Henry D J, Novák M, Hawthorne F C, Ertl A, Dutrow B L, Uher P, Pezzotta F (2011) Nomenclature of the tourmaline-supergroup minerals, American Mineralogist, 96, 895-913   [view file]

Ertl A, Schuster R, Hughes J M, Ludwig T, Meyer H-P, Finger F, Dyar M D, Ruschel K, Rossman G R, Klötzli U, Brandstätter F, Lengauer C L, Tillmanns E (2012) Li-bearing tourmalines in Variscan granitic pegmatites from the Moldanubian nappes, Lower Austria, European Journal of Mineralogy, 24, 695-715

Bačík P, Ertl A, Števko M, Giester G, Sečkár P (2015) Acicular zoned tourmaline (magnesio-foitite to foitite) from a quartz vein near Tisovec, Slovakia: the relationship between crystal chemistry and acicular habit, The Canadian Mineralogist, 53, 221-234

Bosi F (2018) Tourmaline crystal chemistry, American Mineralogist, 103, 298-306   [view file]