Collected at the Sardis Reservoir; Panola Country; Mississippi, USARecommended valuesAs. 27.6 mg/kgFe .67.4 mg/kgTi . 5170 mg/kgBa . 639 mg/kgLa .52.6 mg/kgV . 170 mg/kgBr . 6.82 mg/kgMn .3460 mg/kgYb. 3.42 mg/kgCd . 0.26 mg/kgNa.1700 mg/kgZn. 223 mg/kgCe