Bücher

Ruby Sapphire & emerald Buying Guide By Renee Newman

Rare Gemstones by Renee Newman En pag 137

Exotic Gems Vol. 1 by Renee Newman En pag 154

Exotic Gems, Volume 2 is a full-color guide to identifying and evaluating alexandrite, andalusite, chrysoberyl, cat’s-eye, kyanite, sillimanite, common opal, fire opal, dinosaur gembone, tsavorite, rhodolite, spessartine, demantoid, malaya, grossular.and other garnets.

Exotic Gems, Volume 4: How to Identify, Evaluate and Select Jade and Abalone Pearls
by Renée Newman
Explains with color photos the price factors and identifying traits of jade and abalone pearls. 
Jade is shown shown not only loose but also in jewelry, in the rough and as beads. Fun facts, historical anecdotes, geographic sources, gem treatment information, cutting sequences, advanced identification methods and tips on gem care are included along with diagrams and tables to aid in identification and evaluation.
Paperback / 6" x 9" / 136 pages / 338 color photos /

Exotic Gems, Volume 3: How to Identify, Evaluate, Select and Care For Matrix Opal, Fire Agate , Blue Chalcedony, Rubellite, Indicolite, Paraiba and Other Tourmalines

Third in a series of books that explains with color photos the price factors and identifying traits of unusual gems. The stones are shown not only loose but also in jewelry, in the rough and as beads. Fun facts, historical anecdotes, geographic sources, gem treatment information, cutting advice, and tips on gem care are included along with diagrams and tables to aid in identification and evaluation.

Poster – “CPF technique on screening and ID of DIAMONDS – natural, lab-grown and post treated”

7th Mediterranean Gemmological and Jewellery Conference
Austria-Italy_Slovenia
Chellenges in Identification of Gems and Diamonds
Italy & Slovenia May 7-11 2024
Instructors:
- Dr lore Kiefert
- Branko Deljanin
- Mikko Astrom 
- Albeto Scarani
Speakers:
- Dr miha Jersek
- Dr Clemens Schwarzinger
- Jaroslav Hyrsl
- Dr Claudia Milisenda
- Dr Loredana Prosperi
- Adeline Lageder
36 Pagg

GIA Doppelseitige GeburtsteinAnzeige 
auf Englisch