Fig. 222 - Dana sets of wooden crystal models3D ModelNoAI
Fig. 222 - Dana sets of wooden crystal models
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Triangles: 64
Vertices: 34
More model informationII. Tetragonal system
3. Tetragonal-Pyramidal class - 4
Figure 222. Pyramids {111}, {11-1} and {01-1} and third-order pyramids {432} and {31-1} - Wulfenite
Dana sets of wooden crystal models, arranged by the late Professor William E. Ford to illustrate Dana’s Textbook of Mineralogy 4th edition (1932), originally produced by Dr. Krantz Rheinisches Mineralien-Kontor (Bonn).
Website: http://geology.uaic.ro/muzee/mineralogie/
Concept & 3D-modelling by Andrei Ionut APOPEI
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