Fig. 238 - Dana sets of wooden crystal models3D ModelNoAI
Fig. 238 - Dana sets of wooden crystal models
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Triangles: 20
Vertices: 14
More model informationIII. Hexagonal system
A. Hexagonal division
1. Dihexagonal-Dipyramidal class - 6/m 2/m 2/m
Figure 238. First-order prism {10-10} and base {0001}
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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