Fluorapatite crystallizes in a hexagonal crystal system.
22.
Ice forms a a hexagonal crystals.
23.
The great heat and stress of the impact transforms the graphite into diamond, but retains graphite's hexagonal crystal lattice.
24.
"' Zirconium diboride "'( ZrB 2 ) is a highly covalent refractory ceramic material with a hexagonal crystal structure.
25.
It is seen as the central axis point of the hexagonal crystal of which the Armanen runes are derived.
26.
Atheneite crystallizes in the hexagonal crystal system with space group " P " 2m and a point grouping of m2.
27.
It is of moderate hardness occurring occasionally in aggregates of hexagonal crystals occasionally but more commonly in microgranular / cryptocrystalline masses.
28.
Most americium ( III ) halides form hexagonal crystals with slight variation of the color and exact structure between the halogens.
29.
The single crystals of LaBr 3 are hexagonal crystals with melting point of 783 �C . It is highly hygroscopic and water-soluble.
30.
Near " triangular " hexagonal crystals with three alternate side faces much shorter than the others allow the Kern arc to occur.
