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Name: Samuelsonite RRUFF ID: R080081 Ideal Chemistry: Ca9Mn2+4Al2(PO4)10(OH)2 Locality: Buranga pegmatite, Gatumba District, Gisenyi Province, Rwanda Source: Michael Scott S103696 [view label] Owner: RRUFF Description: Golden brown, flattened, striated crystals associated with blue trolleite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R080081.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 18.608(6)Å b: 6.834(2)Å c: 14.051(5)Å alpha: 90° beta: 112.68(1)° gamma: 90° Volume: 1649(2)Å3 Crystal System: monoclinic |
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REFERENCES for Samuelsonite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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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] |
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Fleischer M, Mandarino J A (1975) New mineral names, American Mineralogist, 60, 945-947 [view file] |
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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] |
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Moore P B, Araki T (1977) Samuelsonite: its crystal structure and relation to apatite and octacalcium phosphate, American Mineralogist, 62, 229-245 [view file] |
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