Parabrandtite R220028

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Record 13 of 16  

Name: Parabrandtite
RRUFF ID: R220028
Ideal Chemistry: Ca2Mn2+(AsO4)2·2H2O
Locality: Cobriza mine, Sacramento District, CopiapĆ³ Province, Chile
Source: Bob Jenkins
Owner: RRUFF
Description: Colorless bladed or prismatic crystals, associated with bladed or platy brandtite. Twinning is common, a 180 rotation about c*.
Status: The identification of this mineral has been confirmed by X-ray diffraction.
Mineral Group: [ fairfieldite (16) ]
RRUFF ID: R220028
Cell Refinement Output: a: 6.043(3)Å    b: 7.115(5) Å    c: 5.709(3) Å
alpha: 96.87(4) °    beta: 109.65(3) °    gamma: 108.05(4) °   Volume: 212.8(3)Å3    Crystal System: triclinic

X Min:    X Max:    X Sort:
REFERENCES for Parabrandtite

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Dunn P J, Peacor D R, Su S C, Wicks F J, Parker F J (1987) Parabrandtite, the manganese analogue of talmessite, from Sterling Hill, Ogdensburg, New Jersey, Neues Jahrbuch für Mineralogie, Abhandlungen, 157, 113-119

Jambor J L, Burke E A J, Ercit T S, Grice J D (1988) New mineral names, American Mineralogist, 73, 1492-1499   [view file]

Fleck M, Kolitsch U, Hertweck B (2002) Natural and synthetic compounds with kröhnkite-type chains: review and classification, Zeitschrift für Kristallographie, 217, 435-443