This book is in a huge A4 size, 900 pages, 1000 photos and about 2000 copies.

It is the first book worlwide about gems with a Star!

Official booklaunch was at INHORGENTA Trade Fair in February 2017

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The Steinbach - Gems with A star company, is one of the leading companies in the area of the fascinating gemstones with a star (asteriated gems, star-stones).

Herr Steinbach is specialist for gems with asterism of any kind, especially star sapphires and star rubies. Also supplying burmese sapphire cabochons and burmese jadeites.

We are always interested in buying rare or unusual gems with A star

Graduation in 1982 with W.K. Ho, AIGS; Thailand.
From my book: ASTERISM, Gems with a Star, page 19.

Please click here and take a look at the extensive range of gem products in our eBay store.

Martin P. Steinbach (*1957 ) graduated in 1982 from the German Gemological Association (DGemG) as a Gemologist and is a Fellow of the Gemological Association of West Germany (FGG), and he graduated as an „Accredited Gemologist“ (A.G.) in 1983 with the “Asian Institute of Gemological Sciences” (AIGS) in Bangkok, Thailand. In 1982 he received a Diploma as a Diamond-Expert with the DGemG in Idar-Oberstein.
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Examples of stargems

Lets see some examples of the rare stones with a star, created by nature:

Click here for a bigger tour through the galery.

New Artificially Asteriated Gemstones


Participating at the GIA Symposium 2011 in Carlsbad/USA

[PDF 12MB] Text of presentation:New Artificially Asteriated Gemstones

Our offer

alle Sternedelsteine
  • gems with a star – the all time love of Mr. Steinbach
  • natural coloured sapphire-cabochons from Burma, 3 – 900 Karat a piece
  • and jadeite from Burma, rough, carved and cabochons.

In addition we are offering:

  • rare collector stones
  • antique Asiaticas (Thailand/Cambodia) - et al. with thermoluminescense certificates
    1. Unique corundum (ruby & sapphires) collection.
    2. A very special cat´s eye collection.

International Poster Competition in 2007

Participating at the ICA ((International Colored Gemstone Association) – International Poster Competition in 2007

Wettbewerb Wettbewerb Wettbewerb


Phone: +49 (0)6781 509 942
Mobile: +49 (0)172 685 6042
Fax: +49 (0)6781 569 627
E-mail: gstargems@aol.com

Fair Trade Minerals & Gems

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latest Updates:

» Corundums from NEPAL
» The Djeva Experiment
» Sapphire cat's-eye from Burma
» Sapphire or blue calcite?


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Photo DVD - Gems with A star

108 fantastic pictures about gems with a star!
Please order
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The biggest hauynite in the world

This rock is covered with numerous crystals of hauynite of small and medium sizes
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Biggest known Star-Ekanite!

Found and cut in Sri Lanka about 1985. Published in "Gemmologie Aktuell" 3/90 DGemG/Idar-Oberstein ...
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Origin of the Stars
Origin of the Stars,
painted by Andree Roth and Jörg Thomas.
From my book: ASTERISM, Gems with a Star, page 838, Original painting in the collection MPS.