Goedkenite R130091

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Name: Goedkenite
RRUFF ID: R130091
Ideal Chemistry: Sr2Al(PO4)2(OH)
Locality: Palermo #1 mine, near North Groton, Grafton County, New Hampshire, USA
Source: Mark N. Feinglos [view label]
Owner: RRUFF
Description: Short prismatic pale yellow crystals associated with prismatic palermoite and quartz.
Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction.
Mineral Group: [ Brackebuschite (13) ]
Quick search: [ All Goedkenite samples (2) ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R130091
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Almega 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R130091.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 8.522(8)Å    b: 5.711(4)Å    c: 7.287(5)Å
alpha: 90°    beta: 113.29(4)°    gamma: 90°   Volume: 325.7(1)Å3    Crystal System: monoclinic
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REFERENCES for Goedkenite

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]

Moore P B, Irving A J, Kampf A R (1975) Foggite, CaAl(OH)2(H2O)[PO4]; goedkinite, (Sr, Ca)2Al(OH)[PO4]2; and samuelsonite (Ca,Ba)Fe2+2Mn2+2Ca8Al2(OH)2[PO4]10: Three new species from the Palermo No. 1 Pegmatite, North Groton, New Hampshire, American Mineralogist, 60, 957-964   [view file]