Walter Schumann

Walter Schumann's books

Gemstones of the World

4.27 avg rating — 448 ratings

Handbook of Rocks, Minerals, and Gemstones

4.17 avg rating — 93 ratings

Minerals of the World

4.10 avg rating — 29 ratings

Collins Photo Guide to Rocks, Minerals and Gemstones

4.67 avg rating — 18 ratings

Gemas do Mundo

4.37 avg rating — 19 ratings

Guide des Pierres Précieuses

4.57 avg rating — 7 ratings

Steine und Mineralien: Mineralien, Edelsteine, Gesteine, Erze

4.29 avg rating — 7 ratings

Mineralien, Gesteine: Merkmale, Vorkommen und Verwendung

4.50 avg rating — 6 ratings

Der Neue Blv Steine Und Mineralienführer. Über 600 Einzelstücke In Farbe

4.40 avg rating — 5 ratings

Gemstones of the World: Newly Revised Fifth Edition [Spiral-bound] Walter Schumann

it was amazing 5.00 avg rating — 3 ratings