Table 2.

Isotopic composition of anhydrite in the Zbudza Formation

SampleDepth (m)Anhydrite typeδ18O‰SMOWδ34S‰CDT
P-6/27a
P-6/27b
469.9
469.9
Nodular anhydrite with halite pore fill (50%) and halite clasts12.40
12.34
22.10
22.21
P-6/28461.1Massive nodular anhydrite13.1522.92
P-6/30457.0Porous nodular anhydrite12.3422.08
P-6/31
P-6/35
437.0
436.7
Anhydritic conglomerate with clay matrix Anhydritic conglomerate with clay matrix12.44
12.94
22.92
24.45
P-7/31533.5Halite-rudite with a matrix of nodular anhydrite12.5822.95
P-7/8a
P-7/8b
612.6
612.6
Nodular anhydrite with clay laminae/flame structures and fine clasts of halite and sedimentary rocks
Br content in halite: very low probable recycling?
12.47
11.16
22.08
22.19
P-7/2619.5Finely laminated anhydrite11.1718.28