A text-book on chemistry. For the use of schools and colleges (1866)
Draper, Henry, 1837-1882 · New York, Harper & brothers · leaf 221
e is produced; thus the cubemay pass into the octahedron, as shown in Fig. 177. The effect may perhaps be better conceived by im-agining the solid angle of the cube 1 to be cut off byplanes equally inclined to the constituent faces; 2 rep- What is the relation in the doubly oblique prismatic ? How… … resents an increased removal of the same kind; 3, onestill farther advanced. Sometimes it happens that each alternate plane of acrystal grows at the expense of the adjacent one, givingrise to hemihedral) or half-sided crystals, as is shown inMg.ll8, which represents the tetrahedron, arising in Fig.…
Chemistry · Physics
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