Geology and Mineralogy
The encyclopedia of precious stones from the pen of the prominent Czech gemologist Karel Mařík brings expert and lay readers an overview of 189 types of precious stones.
Encyclopedia of Precious Stones: Why Precious Stones Are So Expensive
300 pages
not in stock
19.25 €
All basic gemstones including corals, pearls, tektites and precious metals.
The hidden power of precious stones
184 pages
not in stock
10.37 €
