“Jewelry isn’t ordinarily a tool of political persuasion, but in …
1,000 producten gevonden in Mineralen Kristallen Edelstenen
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Modern Approaches in Solid Earth Sciences 3 - Trap Magmatism and Ore Formation in the S…
The basis of this investigation is the petrographic and geochemical understan…
Chemie Achter De Dijken
Chemie achter de dijken laat zien dat chemie een vak is met velerlei toepassinge…
Nano-structured kaolin clay and its Industrial Applications
A method of treating a kaolin particulate material to improve its properties by …
Collins Gem - Gemstones
A handy guide identifying over 170 types of the world’s gemstones with beau…
The Smithsonian National Gem Collectionâ Unearthed
The scandals, mysteries, and human stories behind the world’s greatest gems…
Secrets of the Gem Trade
SASOL First Field Guide to Gemstones of Southern Africa
Sasol First Field Guide to Gemstones of Southern Africa is a fascinating guide t…
How to Mine Gold In Any City
A new, fresh approach to finding valuable Gold near you…
Auto Oefenboek Engels 2023 Rijbewijs B - Car Practise Book 2023 Driving License B
Auto Theorie Oefenboek Engelstalig
Dit Auto Oefenboek…