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TABLE OF CONTENTS
OVERVIEW OF THE CARLSBAD POTASH DISTRICT, NEW MEXICO
BRIEF HISTORY OF POTASH DEVELOPMENT . . . . . . . . . . . . . . . . . . . . ..
III-I
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ECONOMIC GEOLOGY
II1-3
McNutt Member . II1-4
SUMMARY OF POTASH-EVAPORITE ORIGIN
MINING
MILUNG
SUMMARY OF ECONOMIC FACTORS
REFERENCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
II1-5
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II1-10
FIGURES
Fig. 1. Location of the Carlsbad Potash District in the southwestern United States
and its relation to the regional subsurface geology
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Fig. 2. Active, inactive, and abandoned potash facilities in FAdy and Lea Counties.
southeastern New Mexico showing general outline of the Potash Enclave (KPLA) as
of 1984 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. Ill-14
Fig. 3. Djagrammatic north-south cross-section (A-A' on Fig. 2) and stratigraphic
relationships of the northern edge of the Delaware Basin, southeastern
New Mexico
II1-15
Fig. 4 Regional stratigraphic column with expanded sections of the Ochoan Evaporite
and McNutt Member of the Salado Formation.. . . . . . . . . . . . . . . . . .. Ill-16
Fig. 5 Vertical C)'Clic sequences in the McNutt Member of the Salado Formation.
with diagnostic sedimentary structures and textures and interpreted inflow waters ill-17
Fig. 6 Simplified potash flotation circuit ill-18
Fig. 7. Simplified potash crystallization circuit
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TABLES
Table 1. EvapOrite minerals and rocks of the Carlsbad Potash District ..... ill-20
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