Tetragonal vs Disphenoid - What's the difference?
tetragonal | disphenoid |
Having four sides (as a tetragon); quadrilateral.
(crystallography) Having two equal axes and one unequal, and all angles 90°.
(mineralogy) Describing a wedge-shaped crystal form of the tetragonal or orthorhombic system.
(mineralogy) Describing a crystal form bounded by eight scalene triangles arranged in pairs, constituting a tetragonal scalenohedron.
(geometry) A polyhedron whose four faces are identical isosceles or scalene triangles.
