Browsing by Subject "geochemistry of phosphate nodules"
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Preliminary Analysis of Phosphate Nodules in the Woodford Shale, Late Devonian - Early Mississippian, Southern Oklahoma
(Oklahoma State University, 2012-05-01)The Woodford Shale is an organic-rich, siliceous marine shale with cherty beds and phosphate nodules. Phosphate nodules are a well-known feature of the Woodford Shale that deserves further scrutiny to explain their source, ...