Sedimentary phosphate formation in warm
โ
Eric E. Hiatt; David A. Budd
๐
Article
๐
2001
๐
Elsevier Science
๐
English
โ 410 KB
Oxygen isotopic analyses of the structural phosphate (d 18 O P ) in sedimentary phosphorites of the Upper Permian Phosphoria Formation reveal that phosphogenesis occurred across a broad range of palaeoenvironments. The d 18 O P values from wellpreserved hand-picked phosphate-grain separates range fr