1	2	3	4	5	6	7	8	9	10	11	12	13
A														A
B														B
C														C
D														D
E														E
F														F
G														G
H														H
J														J
	1	2	3	4	5	6	7	8	9	10	11	12	13

ExampleWell, 2937-2940 , WWW Formation.

This anhydrite sample is most likely sedimentary anhydrite, but has been highly recrystallized.
Cuttings sample, Crossed nicols, Field width 2.2mm.