Fig. 202 - Dana sets of wooden crystal models3D ModelNoAI
Fig. 202 - Dana sets of wooden crystal models
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Triangles: 60
Vertices: 32
More model informationII. Tetragonal system
1. Ditetragonal-Dipyramidal class - 4/m 2/m 2/m
Figure 202. First-order prism {110} and dipyramid {111}, second-order prism {010}, base {001} - Idocrase
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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