A text-book on chemistryFor the use of schools and colleges . prism; 2. Right rhombic prism ; 3. Might rectangular-based octahedron ; 4. Right rhombic-based octahedron. THE OBLIQUE PRISMATIC SYSTEM has three axes, which may be unequal; two are placedat right angles to each other, and the third is obliqueto one and perpendicular to the other. In the figure {Fig. 174), 1 is an oblique rectangular Fig. 174. prism; 2. Oblique rhombic prism ; 3. Oblique rectan-gular-based octahedron ; 4. Oblique rhombic-based octa-hedron. What is the relation of the axes in the right prismatic system ?In the obliqu


A text-book on chemistryFor the use of schools and colleges . prism; 2. Right rhombic prism ; 3. Might rectangular-based octahedron ; 4. Right rhombic-based octahedron. THE OBLIQUE PRISMATIC SYSTEM has three axes, which may be unequal; two are placedat right angles to each other, and the third is obliqueto one and perpendicular to the other. In the figure {Fig. 174), 1 is an oblique rectangular Fig. 174. prism; 2. Oblique rhombic prism ; 3. Oblique rectan-gular-based octahedron ; 4. Oblique rhombic-based octa-hedron. What is the relation of the axes in the right prismatic system ?In the oblique prismatic, what is it ? SYSTEMS OF CRYSTALLIZATION. 207 THE DOUBLY OBLIQUE PRISMATIC SYSTEM has three axes, which may be all unequal and all the figure {Fig* 175), 1 and 2 are doubly oblique Fig. 175. a


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