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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:

www.achat-almanach.de

www.achat-archiv.com

The agate-almanach is a compilation of several collections. Many thanks to the following collectors that allowed me to make 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, Thomas Kleser, Mark Ketsdever, Thom Lane, Paul Dahl, Ralf Zimmermann, Faysal Birlik, Tom Shearer, David Polson, Jörg Liebe, Thomas Engeli, Gerald Riedo, Markus Siegeris .

.

Your invited to participate ! - Please contact me.

vita:

apprenticeship in gemstone-cutting at A. Ruppenthal lapidaries in Idar-Oberstein

studies in gemstone- and jewellery-design at the university of Trier ( departement Idar-Oberstein)- Graduation: master of arts.

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:

- assistance at the special-edition about the Binna Valley in Switzerland july/august 1995 ( pictures and drawings) from Lapis publishing house.

- 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

- Katalogbeiträge zum Thema Jaspis im Katalog der 10. Internationalen Achatbörse:

a) Yasph - Die große Vielfalt: Jaspis

b) Form- und Schliffkriterien beim Schmucksteinmaterial Jaspis

c) Jaspis im Edelsteinhandel

d) Ornamentale Muster und spektakuläre Szenen - die Bildwelt der Jaspisse

e) Vorkommen und Formen von Eisenmineralen im Jaspis

f) Ein neuer Phänotyp: der Eisenjaspis

g) Fossilien im Jaspis

h) Jaspisse aus Arenrath

- author of “Anatas aus dem Binntal “ in Lapis 7,8 / 2011