Alunogen R070601

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Record 14 of 133  

Name: Alunogen
RRUFF ID: R070601
Ideal Chemistry: Al2(SO4)3(H2O)12·5H2O
Locality: Alum Grotto, Vulcano Island, Aeolian Islands, Messina, Sicily, Italy
Source: James Shigley [view label]
Owner: RRUFF
Description: Granular aggregates of white microcrystals associated with light tan to light purple coquimbite.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Not in a structural group (133) ]
Quick search: [ All Alunogen samples (2) ]
RRUFF ID: R070601.2
Sample Description: Microprobe Fragment
Sample Description: Unoriented sample

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RRUFF ID: R070601
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
RRUFF ID: R070601.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.406(2)Å    b: 26.90(1)Å    c: 6.037(2)Å
alpha: 90.05(1)°    beta: 97.64(1)°    gamma: 91.82(1)°   Volume: 1191(2)Å3    Crystal System: triclinic
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Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Alunogen

American Mineralogist Crystal Structure Database Record: [view record]

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]

Beudant F S (1832) Alunogène, sulfate d’alumine, in Traité Élémentaire de Minéralogie, 2nd Edition Paris 488-492   [view file]

Larsen E S, Steiger G (1928) Dehydration and optical studies of alunogen, nontronite and griffithite, American Journal of Science, 15, 1-19   [view file]

Gordon S G (1942) Results of the Chilean mineralogical expedition of 1938. Part VII.—The crystallography of alunogen, meta-alunogen and pickeringite, Notulae Naturae of The Academy of Natural Sciences of Philadelphia, 101, 1-9

Menchetti S, Sabelli C (1974) Alunogen. Its structure and twinning, Tschermaks Mineralogische und Petrographische Mitteilungen, 21, 164-178

Fang J H, Robinson P D (1976) Alunogen, Al2(H2O)12(SO4)3·5H2O: Its atomic arrangement and water content, American Mineralogist, 61, 311-317   [view file]

Bariand P, Cesbron F, Berthelon J-P (1977) Les sulfates de fer de Saghand près de Yazd (Iran), Mémoire Hors-Série de la Société Géologique de France, 8, 77-85   [view file]

Kahlenberg V, Braun D E, Orlova M (2015) Investigations on alunogen under Mars-relevant temperature conditions: an example for a single-crystal-to-single-crystal phase transition, American Mineralogist, 100, 2548-2558

Košek F, Culka A, Žáček V, Laufek F, Škoda R, Jehlička J (2018) Native alunogen: A Raman spectroscopic study of a well-described specimen, Journal of Molecular Structure, 1157, 191-200

Biagioni C, Mauro D, Pasero M (2020) Sulfates from the pyrite ore deposits of the Apuan Alps (Tuscany, Italy): A review, Minerals, 10, 1092   [view file]

Zhitova E S, Sheveleva R M, Zolotarev A A, Nuzhdaev A A (2023) Atomic arrangement, hydrogen bonding and structural complexity of alunogen, Al2(SO4)3·17H2O, from Kamchatka Geothermal Field, Russia, Crystals, 13, 963   [link]   [view file]