menucheckCIF procedure
PLAT102
PLAT102 Type_2 Test for insufficient digits for special position 1/3 & 2/3 in y-coord.
Fractions of the type (+/-)1/3 and (+/-)2/3 for the positional parameters of atoms in special positions should be provided with sufficient digits. (i.e. 0.66667 and 0.33333). Check whether exact 1/3 etc. is intended.
