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TABLE 1. Minor element content (ppm) of Loiscupula skeletons from the Bachende Formation.

 

Type (ppm)

Mg

Mn

Fe

Sr

USAL LB2

3821

60

4246

2863

USAL LB4

3804

168

8477

1943

USAL LB5-5

4535

103

5717

2365

USAL LB5-13

5033

119

4636

1482

USAL LB22

4423

66

4266

3456

Average

4323

103

5468

2422