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Rankachite from
Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany


Locality type:Mine
Classification
Species:Rankachite
Formula:Ca0.5(V4+,V5+)(W6+,Fe3+)2O8(OH) · 2H2O
Habit:Tabular to fibrous
Colour:Dark brown
Quality for species:Excellent - world class for species or very significant. (!!)
Confirmation
Validity:Valid - Type Locality
Associated Minerals Based on Photo Data:
Quartz4 photos of Rankachite associated with Quartz at this locality.
Fluocerite-(Ce)3 photos of Rankachite associated with Fluocerite-(Ce) at this locality.
Fluorite2 photos of Rankachite associated with Fluorite at this locality.
Hydrokenoelsmoreite1 photo of Rankachite associated with Hydrokenoelsmoreite at this locality.
Pyrite1 photo of Rankachite associated with Pyrite at this locality.
Data
Mineral Data:Click here to view Rankachite data
Locality Data:Click here to view Clara Mine, Oberwolfach, Ortenaukreis, Freiburg Region, Baden-Württemberg, Germany
Photo GalleryView Gallery (68 photos)
Data Identifiers
Mindat Occurrence Record ID:9434
Long-form Identifier:1:3:9434:4
GUID (UUID V4):26ad026c-c5a4-444b-88f4-f72a01ee79cb
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
Willstaett-Eckartsweier Germany info@wendel-minerals.com Clara Mine The Figure 1. Dumps of the Clara mine where collecting...a small fee. Near Wolfach in the Black Forest Germany From the Myth of the “Golden Calf ” to Modern Mining...6.4 cm. Museum for Minerals and Mathematics Oberwolfach specimen. Figure 4. Barite, so-called Meisselspat...1977 find. Museum for Minerals and Mathematics Oberwolfach collection. T RADITION holds that the wooded...mountain. According to another legend, two men from Oberwolfach tried to find the “golden calf ” with magic.
Report (issue)
Rankachite CaFeV4W8O36•12H2O Crystal Data: Monoclinic. Point Group: 2 or 2/m. As crusts of needlelike...5.50 β = 98° Z=1 X-ray Powder Pattern: Clara mine, Germany. 10.64 (10), 5.44 (7), 4.57 (6), 4.08 (6)...24 2.19 [9.67] 8.44 100.00 100.00 (1- 2) Clara mine, Germany; by electron microprobe, corresponding respectively...of the Clara mine, near Oberwolfach, Black Forest, Germany. Name: For the Rankach Valley, Germany, in which...which the Clara mine is located. Type Material: National Museum of Natural History, Washington, D.C.
Journal (article/letter/editorial)
Location map showing the Black Forest and the Clara mine. THE NETHERLANDS POLAND CZECHOSLOVAKIA TOM...TOM R O S E M E Y E R 1632 Camp Bird Mine Road P.O. Box 586 Ouray, Colorado 81427 Columnist Tom Rosemeyer...showing the Clara minefs). SWITZERLAND OLD CLARA MINE Minerals of the Clara Mine, Wolfach, Germany To Freudenstadt...Grube Clara as it is known in Europe, is nestled deep in the Black Forest of southwestern Germany. While...quite a reputation in Europe. The Clara is by no means the only mine located in this section o f the country
Journal (article/letter/editorial)
IN A HYDROTHERMAL VEIN-TYPE DEPOSIT: THE CLARA MINE, SW GERMANY, AS A TYPE EXAMPLE GREGOR MARKL§ Universität...Geowissenschaften, Wilhelmstraße 56, D-72074 Tübingen, Germany MAXIMILIAN F. KEIM Technische Universität München...Garching, Germany RICHARD BAYERL Ludwigstrasse 8, 70176 Stuttgart, Germany ABSTRACT The Clara baryte-fluorite-(Ag-Cu)...baryte-fluorite-(Ag-Cu) mine exploits a polyphase, mainly Jurassic to Cretaceous, hydrothermal unconformity...unconformity vein-type deposit in the Schwarzwald, SW Germany. It is the type locality for 13 minerals, and more
Journal (article/letter/editorial)
the Great Tolbachik Fissure Eruption, Kamchatka Region, Russia that took place in 1975–1976. Associates...km east of the city of Bodaibo, in the Northern region of the Irkutsk district, Siberia, Russia. The vein...Theye (2005) A new cobalt mineral from the Sophia mine near Wittichen, Central Black Forest. Der Erzgräber...assemblage of the Sophia mine near Wittichen, Central Black Forest, Germany. It is associated with pink... Na2Cu(CO3)2, a new mineral from the Santa Rosa mine, Atacama desert, Chile. N. Jb. Miner. Abh., 182
Journal (article/letter/editorial)
pp. 12Il-1216(1998) BERNALITE FROMTHECLARAMINE,GERMANY, ANDTHEINCORPORATION OF TUNGSTEN IN MINERALS FERRICIRON...focusses on two samples from the Clara mine, central Black Forest, Germany. X-ray powder diffraction, scanning...crystal chemistry, tungsten, ferric iron, Clara mine, Germany. SoMraens La bernalite, min6ral rarissime...description du deuxibme exemple connu, d6couvert d Ia mine Clar4 dans la ForCt Noire centrale, en Allemagne...macle, chimie cristrlline, tungstbne,fer ferrique, mine Clar4 Allemagne. Illrnooucuox Bernalite is an orthorhombic
Journal (article/letter/editorial)
a secondocvalidity. M.F. currenceat Hagendorf,Germany,yieldeda similar composition. X-ray study by precessionand... Twinning on (100). The name is for the Jeffrey mine. Type material is preserved_at the National Museum...galena,quartz, and scotlanditein the Argentolle Mine, Saint-Prix, Saone-et-Loire,France. Here it occurs...The measuredmeanrefractiveindex is 2.052which Rankachite* is not far from the value 2.0349calculatedfrom...equation of K. Walenta and P. J. Dunn (1984) Rankachite, a new mineral from Gladstoneand Dale with the
Book (edition)
Rosenzwcig (deceased) (USA). Jochen Schlilter (Germany), J. Sejkora (Czcch Republic), Masaaki Shimizu...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...AgardJte-(Ce), CeCu.(AsO4)i(OH).-3H1O, hex., Clara mine, central Black Forest, Gennany,A1ifSS(2004),17-23...(Y,Ca)Cu6(AsO.)i(OH).-3H1O. hex., Bou-Skourcoppcr mine, Ouarzazatc. Morocco,SS, 1447 □ Mixite group AgrelUte
Book (volume)
cm1 is called the fingerprint region. Usually IR spectrum in this region contains very complicated series...overlapping bands. The importance of the fingerprint region is that each mineral species produces a different...500 to 800 cm1 can be considered as “fingerprint region” sensitive to the composition and the topological...see Fig. 1.9), but generally IR spectrum in this region is characteristic of all these minerals. In IR...Lavrion, Greece (6) and Cu-poor adamite from Ojuela mine, Mexico (7) IR spectra of acid salts (silicates
Book
K(U02)As04*3H20, Tet. Vitreous yellow. Fuemrole mine, Temple Mt., Emery Co., Utah, USA. H= 2-3, Djjj=...grey, bluish-grey, yellow, light green. Langban mine, Filipstad (near), Varmland, Sweden. H= 5, Djjj=3...Terres mine, St. Ausdell, Cornwall, England and/or Johanngeorgenstadt, Sachsen (Saxony), Germany. H=?,...804)3 •nH20, ® Hex. Transparent bluish. Lapis-lazuli mine, Sar-e-Sang, Badakshan, Afghanistan. H= 5.5-6, Djj4=...*21120, Mon. Vitreous colorless, white. Dutoitspan mine, Kimberley, South Africa. H= 4.5, Djjj= 2.630, D(
Book (edition)
Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Rice, Dolores co., both Colorado, at the Questa mine, Taos co., New 1994. Abernathyite K2[(UOJ 2l(AsO_J2]•6HzO
Book
1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil...including amateur col- lectors, company executives, mine owners, and vari- in the appropriate position.
Book (edition)
Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Pe Wr * se vat © C6 tad GAa Snive Sr Certain Mine (ax agry wh Oe ee — SS 4 eae wid Bharce ©...ye ty a ara id (ean ® “1 le hI AAP : oo A Mine seh Ranier “i i : lever vei ekealps ; cet ...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely
Book (edition)
Fritz: Bergakademie Freiberg, Freiberg, Saxony, Germany. Donald B. Hoover: U.S.G.S., Federal Center, Lakewood...Institut fur Mineralogie, Ruhr Universitat Bochum, Germany. Duane Mellor: Geology Library, Yale University...Berlin, Germany. Peter Susse: MINABS, Inst. of Mineralogy, Univ. of Gottingen, Gottingen, Germany. C. Sheldon...Pennsylvania. Hans J. Wilke: Eppertshausen/Hessen, Germany. Wendell E. Wilson: The Mineralogical Record, Tuscon...Journal of Glaciology Jahresheft Geologie Landesamtes Baden—Wtirtemburg JMC JMSJ Journal of Geophysical Research
Book (edition)
Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...coating fractures in sandstone at the Fuemrol No. 2 mine, Temple Mountain, Emery County, Utah; also sparsely...district, and at the Little Emma mine, Clear Creek County; at the Enterprise mine, Dolores County; at the Double...Canada; Mexico; Bolivia; Czechoslovakia; Norway; Germany; Tsumeb; Namibia; Chaiiarcillo, Chile; and Broken
Journal (issue)
Lieber Heidelberg, W. Germany Olaf Medenbach Ruhr Universitat Bochum Bochum, W. Germany Eric Offermann Arlesheim...Windisch 30 Van Wouw Street Groenkloof, Pretoria West Germany Christian Weise Veriag Oberanger 6 D-8000 Munchen...Pennsylvania 15026. The twelve color photos show groups of mine lamps and other mining antiques from the extraordinary...private collection of Karsten Porezag, Wetzlar, West Germany. A total of 94 items are pictured, 72 of them lamps...Eustrup Heiersstr. 15, D-4790 Paderborn West Germany 05251/26649 (2 0 6 )5 2 2 -9 2 3 3 The Mineralogical
Report (issue)
leading museums of the U.S., England, France, Germany, Austria, and Italy. Many folders have summaries...Average composition from various types of ore, Thierry mine, Ont. ACANTHITE. Sakharova and Bryzgalov, Mineral...87M/2325 (1987) Analyses (not in abs.) from'Koryu mine, Hokkaido, Japan AIKINITE. Boldyreva (Zap. Vses...Microprobe analysis from Altenberg tin deposit, East Germany AIKINITE. Huiny and Kristin, International Mineralog...(G(530)qB628). Microprobe analyses (8) from W. Eifel, Germany, alkalic rocks. AMPHIBOLE. Dungen, et al., Contrib
Book (edition)
carnallite. sylvite and k.ieseritc; from Stassfurt. Germany. Abrazite. syn. of gismondine or of phillipsite...44. c 1 3 .50 A. A natural occurrence at a coal mine in the (TL) Lvov-Volynsk basin, USSR. Achates. syn...fPDF 18-873 ). (TL) Johanngcorgcnstadt. Saxony, Germany. Fomiula and unit cell by R.J. Davis, M.H. Hey...Min. 28. 536. (TI..) Johanngeorgenstadt. Saxony. Germany. Named for G . Agricola. Agrinierite. (K 2 .Ca...09. c 7.76 A . Z=2 [PDF 27-620]. (TL) San Carlos mine. Guanajuato. Mexico. Named for S. Aguilar. Agustitc
Book (volume)
families or groups of villagers purchase a licence to mine; in other areas there is little regulation, and...buyer) will, by building relationships with miners, mine owners, and local traders, gain expertise and some...volume and quality of gemstones being mined in that region. As new localities are identified and new gemstones...localities or gemstones may lose their appeal or a region may become unproductive – so the market can be...Chrysoberyl Diamond Emerald Opal Topaz Tourmaline Germany Topaz Italy Tourmaline Egypt Emerald Peridot
 
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