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Name: Tiptopite RRUFF ID: R070609 Ideal Chemistry: K2(Li,Na,Ca)6(Be6P6)O24(OH)2·1.3H2O Locality: Tip Top mine, Custer County, South Dakota, USA Source: Dakota Matrix Minerals [view label] Owner: RRUFF Description: Radiating colorless prismatic crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
Mineral Groups: [ cancrinite (11) ] [ cancrinite-sodalite (37) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R070609.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 11.647(4)Å b: 11.647(4)Å c: 4.690(2)Å alpha: 90° beta: 90° gamma: 120° Volume: 550.9(6)Å3 Crystal System: hexagonal |
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REFERENCES for Tiptopite | |
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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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Hassan I, Grundy H D (1984) The crystal structures of sodalite-group minerals, Acta Crystallographica, B40, 6-13 |
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Grice J D, Peacor D R, Robinson G W, Van Velthuizen J, Roberts W L, Campbell T J, Dunn P J (1985) Tiptopite (Li,K,Na,Ca,◻)8Be6(PO4)6(OH)4, a new mineral species from the Black Hills, South Dakota, The Canadian Mineralogist, 23, 43-46 [view file] |
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Dunn P J, Chao G Y, Fitzpatrick J J, Langley R H, Fleischer M, Zilczer J A (1986) New mineral names, American Mineralogist, 71, 227-232 [view file] |
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Peacor D R, Rouse R C, Ahn J H (1987) Crystal structure of tiptopite, a framework beryllophosphate isotypic with basic cancrinite, American Mineralogist, 72, 816-820 [view file] |
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