trigonal dipyramidal三方双锥体

dipyramidal class复三方双锥组;三方双锥组

ditetragonal dipyramidal class复正方双锥类

dihexagonal dipyramidal class复六方双锥类

ditetragonal-dipyramidal class复四方双锥组

tetragonal-dipyramidal class四方双锥组

trigonal-dipyramidal class三方双锥组

trigonal l dipyramidal class三方双锥类

rhombic c dipyramidal class斜方双锥体类