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Sewardite from
Ojuela Mine, Mapimí, Mapimí Municipality, Durango, Mexico


Locality type:Mine
Classification
Species:Sewardite
Formula:CaFe23+(AsO4)2(OH)2
Comments:Originally described as an unidentified Ca-Fe-arsenate in
KOLITSCH, U (1999): Arsenobismite discredited. – N. Jb. Mineral. Mh. 1999, 322-336.

Sewardite is easily confused with the more common carminite; chemical analysis is required to distinguish the two minerals.
Habit:platy rosettes
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sewardite data
Locality Data:Click here to view Ojuela Mine, Mapimí, Mapimí Municipality, Durango, Mexico
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:178945
Long-form Identifier:1:3:178945:4
GUID (UUID V4):58cadaf1-1725-417e-bbf9-4001bbc4646c
References
Reference Search (possible matching items)
Journal (issue)
Mexico ineralogical Record September-October 2003 ❖ Volume 34 Number 5 ❖ $20 Wayne & Dona Leicht,...Van Pelt, Los Angles Mexico Special Issue II The Ojuela Mine Preface to Mexico-II1............................................................... 24 Mapimí District Geology .................................... 32 Sidebar: First Discovery of Adamite at Ojuela................................ 43 Sidebar: Purple...find in the San Judas chimney, Level 6, of the Ojuela mine. Houston Museum of Natural Science collection;
Journal (article/letter/editorial)
Canadian Mineralogist Vol. 40, pp. 1191-1198 (2002) SEWARDITE, CaFe3+2(AsO4)2(OH)2, THE Ca-ANALOGUE OF CARMINITE...Street, Ottawa, Ontario K1A 0E8, Canada ABSTRACT Sewardite, ideally CaFe3+2(AsO4)2(OH)2, is orthorhombic...gangue collected from the 31st level of the Tsumeb mine, Tsumeb, Namibia, as platy to compact anhedral to... and {100} and {011} as imperfect cleavages. Sewardite has physical properties that are very similar...these sheets link via [8]-coordinated Ca atoms. Sewardite is the Ca-dominant analogue of carminite, ideally
Journal (article/letter/editorial)
Cavoite CaV3O7 O RTHORHOMBIC Locality: Gambatesa mine, near Reppia, northern Appenines, Val Graveglia...Cavoite, CaV3O7, a new mineral from the Gambatesa mine, northern Appenines, Italy. European Journal of...CuCd2Al3(PO4)4F2(H2O)10(H2O)2 T RICLINIC Locality: Gold Quarry mine, 11 km northwest of Carlin, Eureka County, Nevada...Cd-bearing phosphate mineral from the Gold Quarry mine, Eureka County, Nevada. Mineralogical Record 34...EXAGONAL Locality: The dump of a copper–lead–zinc mine, 1 km northwest of the Mallestiger Mittagskogel
Journal (issue)
Identifying Microscopic Minerals from Mapimi, Durango, Mexico ................... 5 The HGMS Beading Group...Identifying Microscopic Minerals from Mapimi, Durango, Mexico by Arthur Smith Member of the Houston Gem &...CRYSTALS 8 Name: CARMINITE LOTHARMEYERITE SEWARDITE CUPRITE Form: acicular to lath-like crystals...P. 2003. Record 34(5):5-91. The Ojuela mine, Mapimi, Durango, Mexico. Mineralogical Smith, A. E. 2001...and other microminerals from the Ojuela mine, Mapimi, Durango, Mexico. Rocks & Minerals 76:128-29. B
Journal (issue)
Identifying Microscopic Minerals from Mapimi, Durango, Mexico Art Smith artsmithite@msn.com Since I arrived...or $55.00 for two years; addresses in Canada and Mexico are US$48.00 per year, or US$90.00 for two years;...Euro, and the US dollar and Pakistani Teston to mine aquas then ranled off a bunch of quick rupee exchange...larger this blasting was occurring at the Kandihar mine, almost visible across the crystal, some with small...microcline. that evening, it would be quite late, as the mine Once again, bargaining was hard, and the was nearly
Journal (issue)
agaatvariëteiten van Idar Oberstein, Mosagaat van Mexico, diverse specimens van Lengenbach, Binntal, Wallis...Medenbach. Twee kleinere specimens: pectoliet, Jeffrey mine, Asbestos, Quebec, Canada + rhodocrosiet: Catamarca...cm Adamiet xx (lot van 10 stuks) Ojuela Mine, Mapimi, Durango, Mexico Formaat thumbnail. Mooie fluorescentie...Prehniet xx in matrix (lot van 25 stuks) Jeffrey Mine, Asbestos, Quebec, Canada. Gemiddelde afmeting 5...malachiet bolletjes ( 2 cm doorsnede) ongeopend uit Mexico Malachiet, Kambove, Katanga, Congo. 12x10x5 cm
Book (edition)
a bolcite crystal. Boleo, Baja Califomia Sur, Mexico. Drawing by R. Peter Richards. Preface As I writc...TUFAN Uzbelcskii Geologicheskii Z/111mal VGZ de Mexico, fnslitulo de Geologia Boletin UNAMIGB Universidad...Abernathyitc, K[(UO 2 )(AsO,)](HP) 3, tet., Fumerole No. 2 mine, Temple Mountain. on the southeast flank of the...104(3). 326-328 □ Achavnlitc, FcSe, hex .. Cacheuta Mine. Ccrro de Cacheuta. Sierra de Cacheuta. Mcndoza...Artrocitc, Ivigtul cryolitc deposit. Ivittuut municipality. southwest Wi tgreenl Greenland. 73. 1492, ZK
Book (edition)
Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43... at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO Mexico, at Kellogg, Shoshone...Harding Co .. South Dakota. and at the Fuemrole No2 mine, Emery co .. Utah. Also at Menzenschwand Scbwarzwald...weakly = = l = = = = brerete, Zacatecas, Mexico. In small crystals at Jachymov, Bohemia, Czech...mainly in crystals to 5 cm at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical
Book
41)(Si3.86Al0.10 Fe0.04O10)(OH)2 from Mikhailovskii mine, Zheleznogorsk, Russia (Chukanov 2014a). IR spectra...In Fe3+-bearing Mg-poor schorl from the Limoeiro mine, Murta, Minas Gerais, Brazil, the band of OH groups...area), olmiite CaMn(HSiO4)(OH) from N’Chwaning II mine, Kalahari manganese fields, South Africa (c), and...brandtite Ca2Mn(AsO4)2·2H2O from skarn (Harstigen mine, Sweden) (b), and roselite Ca2Co(AsO4)2·2H2O from...from Cigana mine, Brazil (a), landesite [nominally, Fe3+Mn2+2 (PO4)2(OH)·] from Bull Moose mine, South Dakota
 
Mineral and/or Locality  
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