- diploidal class
- крист. дидодекаэдрический класс
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
diploidal — dəˈplȯidəl, (ˈ)di|p adjective Etymology: diploid (I) + al : belonging to or characterized by the symmetry of the class of isometric crystals having diad axes parallel to the crystallographic axes, triad axes in the directions of the cube body… … Useful english dictionary
Crystal system — Diamond crystal structure consists of face centered cubic lattice. In crystallography, the terms crystal system, crystal family, and lattice system each refer to one of several classes of space groups, lattices, point groups, or crystals.… … Wikipedia
Cubic crystal system — A rock containing three crystals of pyrite (FeS2). The crystal structure of pyrite is simple cubic, and this is reflected in the cubic symmetry of its natural crystal facets … Wikipedia