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Klaus Schäfer gemstone- and jewellery-designer teacher at the college in Idar-Oberstein (specification design and gemstone-technologies) e-mail: klaus.schaefer@achat-almanach.de URL:
The agate-almanach is a compilation of several collections. Many thanks to the following collectors that allowed me to take fotos in their collection or gave me their own fotos for publishing: Reiner M. Schäfer, Christof Keller, Dietrich Mayer, Holger Schröck, Gernot Geibel-Emden, Jakob Görres, Peter Jeckel, Karl Fritz, Hermann Becker, Hideharu Yamada, Doug Moore, Kurt Heidemann, Karl Theis, Joseph Paul, Robert Mattes, Manfred Boller, Guido and Elisabeth DeBeer, Rainer Hoffmann-Rothe, Heiko Bethke, Marta Vandemandier, Riccardo and Claudia Birnie, Eckehard Müller, Herbert Jäckel, Stefan Meier, Wolfgang Gläser, Dieter Augenthaler., Helmut Schumann, Johann Zenz, Thorsten Jakob, Benno Rahm, Holger Quellmalz. . Your invited to become a member too ! - Please contact me.
apprenticeship in gemstone-cutting at A. Ruppenthal lapidaries in Idar-Oberstein
production of fine jewellry and gemstones in my company “design-werkstatt” Studies in paedagogics from 1999 to 2001 since 1999 responsable for the instruction of gemstone-cutting- and goldsmithing-apprentices in design and technology at the Berufschule Idar-Oberstein. references: - article about “quartz-twins from Idar-Oberstein” Lapis october 1999 - cooperation at the description of the first mineralogical holotype from the saarland: Krettnichite. look at Eur.J.Mineral. 2001,13,145 - 158 : ”Description, crystal structure, and paragenesis of krettnichite, ..., the Mn³+ analogue of mounanaite.” - co-author of the article: ”The manganese-deposits of Krettnich,Saarland” Lapis november 2001 - author of “ new agate-findings at Freisen” Lapis June 2002 - author of : windows, knifes and cathedrals - unusual Quartz-Crystals from the Binna Valley in Switzerland in the Extra-Lapis Number 28 Binntal 2005 - author of “ Flying agates ... - about the recent history of the agate-finding-locations in the region of Freisen “ in the catalouge of the special-exibition “agate-dreams “ of the “Munich Mineral Days” 2005. - author of “ New agate-findings at Waeschertskaulen, Idar-Oberstein in Lapis 4/2006 - author of “ The spectacular agate-findings of the region of Baumholder and Idar- Oberstein in 2006 “ Lapis 1/2007 - co-author of “ Spirals in agate - a biological or mineralogical phenomenon ? “ in Lapis 1/2008 - author of the essay “children of one mother - agate collecting in Eckersweiler near Kusel “ in Lapis 11/ 2009
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