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- Deposit:: INDUSTRIAL MINERALS. POTASH--INDUSTRY RESHAPED IN GOVERN-
- Deposit:: MENT HANDS. FEBRUARY 1977, PP. 15, 23-26.
- Deposit:: U. S. BUREAU OF MINES. THE MINERAL INDUSTRY OF THE U.S.S.R.
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- Deposit:: WORLD SURVEY OF POTASH RESOURCES, 4TH EDITION, 1984-THE
- Deposit:: BRITISH SULPHUR CORPORATION LIMITED, PP89-91.
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- Deposit:: ROSKILL, THE ECONOMICS OF POTASH 1989, PP 56,57.
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