AM_Carbon_1 Formula: C Name: Carbon Unit cell: 2.5221 2.5221 4.1186 90.0 90.0 120.0 , V=22.69 Space group: P63/MMC (194)

Ownby P D , Yang X , Liu J , Journal of the American Ceramic Society , 75 (1992) p.1876-1883, Calculated X-ray diffraction data for diamond polytypes, Note: hexagonal, 2H structure known as lonsdaleite, Note: theoretically calculated structure values