CONCRETIONARY PHOSPHORITE FROM SW AFRICA

[31] CHEMICAL COMPOSITION OF PHOSPHORITES OF PHOSPHORIA FORMATION [J]. GEOCHIMICA ET COSMOCHIMICA ACTA, 1966, 30 (08) : 769 - +

[32] Hart T. J., 1960, Discovery Reports, V31, P123

[33] KAZAKOV A V, 1937, T SCI FERTIL INSECTO, V142, P95

[34] SEA WATER - SATURATION WITH APATITES + CARBONATES [J]. SCIENCE, 1964, 146 (364) : 637 - &

[35] INHIBITION OF APATITE PRECIPITATION IN MARINE ENVIRONMENT BY MAGNESIUM IONS [J]. GEOCHIMICA ET COSMOCHIMICA ACTA, 1970, 34 (05) : 621 - &

[36] SYSTEMATIC VARIATIONS IN CONTENTS OF NA, SR, CO3 AND SO4 IN MARINE CARBONATE-FLUORAPATITE AND THEIR RELATION TO WEATHERING [J]. CHEMICAL GEOLOGY, 1978, 21 (1-2) : 89 - 112

[37] MCCLELLAN GH, 1969, AM MINERAL, V54, P1374

[38] McConnell D., 1965, ECON GEOL, V60, P1059

[39] McKelvey VE, 1967, US GEOL SURVEY B D, V1252, P1

[40] MOSHIRI GA, 1978, J WATER POLLUT CON F, V50, P392

[31] CHEMICAL COMPOSITION OF PHOSPHORITES OF PHOSPHORIA FORMATION [J]. GEOCHIMICA ET COSMOCHIMICA ACTA, 1966, 30 (08) : 769 - +

[32] Hart T. J., 1960, Discovery Reports, V31, P123

[33] KAZAKOV A V, 1937, T SCI FERTIL INSECTO, V142, P95

[34] SEA WATER - SATURATION WITH APATITES + CARBONATES [J]. SCIENCE, 1964, 146 (364) : 637 - &

[35] INHIBITION OF APATITE PRECIPITATION IN MARINE ENVIRONMENT BY MAGNESIUM IONS [J]. GEOCHIMICA ET COSMOCHIMICA ACTA, 1970, 34 (05) : 621 - &

[36] SYSTEMATIC VARIATIONS IN CONTENTS OF NA, SR, CO3 AND SO4 IN MARINE CARBONATE-FLUORAPATITE AND THEIR RELATION TO WEATHERING [J]. CHEMICAL GEOLOGY, 1978, 21 (1-2) : 89 - 112

[37] MCCLELLAN GH, 1969, AM MINERAL, V54, P1374

[38] McConnell D., 1965, ECON GEOL, V60, P1059

[39] McKelvey VE, 1967, US GEOL SURVEY B D, V1252, P1

[40] MOSHIRI GA, 1978, J WATER POLLUT CON F, V50, P392