Enoch Valley Mine

Site Name

Primary: Enoch Valley Mine
Secondary: Area 12-C
Secondary: Area 8-B
Secondary: Area 11-C
Secondary: North Rasmussen Ridge, West Limb
Secondary: Area 9-B
Secondary: Area 10-C
Secondary: Area 26-G
Secondary: State Lease
Secondary: North Rasmussen Ridge, Monsanto
Secondary: Fmc Lease

---

Commodity

Primary: Phosphorus-Phosphates
Tertiary: Uranium
Tertiary: Fluorine-Fluorite
Tertiary: REE
Tertiary: Vanadium

---

Location

State: Idaho
County: Caribou
District: Blackfoot River District

---

Land Status

Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: Caribou National Forest

---

Holdings

Type: Federal Lease

---

Workings

Type: Surface

---

Ownership

Owner Name: U.S. Forest Service
Info Year: 1984

Owner Name: U.S. Bureau Of Land Management
Info Year: 1975

Owner Name: Monsanto Chemical Intermediates Co Soda Springs, Id
Home Office: Idaho
Info Year: 1984

---

Production

Not available

---

Deposit

Record Type: Deposit
Operation Category: Producer
Deposit Type: Bedded - Phosphate
Operation Type: Surface
Mining Method: Open Pit
Milling Method: Washing
Years of Production:
Organization:
Significant: Y

---

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Great Basin

---

Mineral Deposit Model

Model Name: Phosphate, upwelling type

---

Orebody

Not available

---

Structure

Not available

---

Alterations

Not available

---

Rocks

Not available

---

Analytical Data

Not available

---

Materials

Unknown: Calcite
Unknown: Collophane
Unknown: Dolomite
Unknown: Feldspar
Unknown: Limonite
Unknown: Quartz
Unknown: Sericite
Unknown: Muscovite

---

Comments

Comment (Reserve-Resource): A NEW MONSANTO DEVELOPMENT REPLACING THE DEPLETED HENRY/NO.HENRY MINES (#0160290055). OTHER OWNERS: U.S. BUREAU OF LAND MANAGEMENT U.S. FOREST SERVICE HAS ABOUT 8 YEARS OF LIFE LEFT AS OF 3-93. PRODUCES 900,000-1,000,000 ST/YR OF PHOSPHATE ROCK.

Comment (Economic Factors): TRANSPORTATION COSTS ARE $1.71 PER METRIC TON

Comment (Reserve-Resource): DATA FROM MONSANTO 1984 NO DATA AVAILABLE FOR TONNAGE AND GRADE FOR U, V, CAF2, REE CALCULATED FROM SURFACE TO 250 METERS DOWN DIP

Comment (Reserve-Resource): RESOURCE; 1974: AREA B; LANES CREEK NW SUMMARY GARRAND REPORT: INDICATED LEVEL 5,625,000 MT NO GRADE GIVEN. RESOURCE; 1974: AREA 26AG; GARRAND REPORT; LOWER VALLEY SUMMARY INFERRED LEVEL 1,746,000 MT. NO GRADE GIVEN.

Comment (Workings): June 2009 satellite view shows minor reclamation. In 2010, south end is reclaimed and almost not visible on satellite view.

---

References

Reference (Deposit): STAMAN, O.D. AN OVERVIEW OF THE WESTERN U.S. PHOSPHATE

Reference (Deposit): INDUSTRY. PRES. AT THE 84TH ANNU. CONVENTION OF THE NORTH-

Reference (Deposit): WEST MINING ASSOC., SPOKANE, WA, 1978.

Reference (Deposit): STOWASSER, W.F. PHOSPHATE ROCK. BUMINES MINERAL FACTS AND

Reference (Deposit): PART 5, TRENDS AND OUTLOOK. BUMINES RI 6935, 1967, 131 PP.

Reference (Deposit): SHELDON, R.P., M.A. WARNER, M.E. THOMPSON, AND H.W. PIERCE.

Reference (Deposit): 1949, PART 1, .S. GEOL. SURV CIRC. 304., 1953.

Reference (Deposit): PROBLEMS, 1975.

Reference (Deposit): ------. PHOSPHATE, MINERAL COMMODITY PROFILES, MCP-2.

Reference (Deposit): BUMINES, 1977.

Reference (Deposit): THOMPSON, M.E. DISTRIBUTION OF URANIUM IN RICH PHOSPHATE

Reference (Deposit): BEDS OF THE PHOSPHORIA FORMATION. U.S. GEOL. SURV.

Reference (Deposit): BULL. 988-D, 1953, PP. 45-65.

Reference (Deposit): ------. FURTHER STUDIES OF THE DISTRIBUTION OF URANIUM IN

Reference (Deposit): RICH PHOSPHATE BEDS OF THE PHOSPHORIA FORMATION. U.S. GEOL.

Reference (Deposit): SURV. BULL. 1009-D, 1954, PP. 107-122.

Reference (Deposit): U.S. FOREST SERVICE, U.S. GEOLOGICAL SURVEY, AND THE

Reference (Deposit): J. R. SIMPLOT COMPANY. ENVIRONMENTAL IMPACT STATEMENT FACT

Reference (Deposit): SHEET - SCOPE OF WORK, SMOKEY CANYON MINE, IDAHO MINE PLAN,

Reference (Deposit): 1980.

Reference (Deposit): U.S. GEOLOGICAL SURVEY, U.S. BUREAU OF LAND MANAGEMENT,

Reference (Deposit): AND U.S. FOREST SERVICE. FINAL ENVIRONMENTAL IMPACT STATE-

Reference (Deposit): MENT/DEVELOPMENT OF PHOSPHATE RESOURCES IN SOUTHEASTERN

Reference (Deposit): MONTGOMERY, K.M. AND T.M. CHENCY. GEOLOGY OF THE STEWART

Reference (Deposit): FLAT QUADRANGLE, CARIBOU COUNTY, IDAHO. U.S. GEOL. SURV.

Reference (Deposit): BULL. 1217, 1967.

Reference (Deposit): MINING ENGINEERING. ALUMETS DIAMOND CREEK READIES FOR PRO-

Reference (Deposit): DUCTION. JAN. 1978, PP. 35-36.

Reference (Deposit): ATWOOD, G. MONSTANTO CHEMICAL INTERMEDIATES COMPANY. PERS.

Reference (Deposit): COMM. WITH T.M. SWEENEY, WFOC, AUGUST 1984.

Reference (Deposit): BENJAMIN, D. A. AND B. B. GOSLING. GARRISON DISTRICT, POWELL

Reference (Deposit): IDAHO. FOUR VOLUMES, 1978.

Reference (Deposit): WILLIAMS, G.A. AND H.J. HOLSTEIN. GEOLOGY OF SOUTHEASTERN

Reference (Deposit): MCKELVY, V.E., F.C. ARMSTRONG, R.A. GULBRANDSEN, AND

Reference (Deposit): R.M. CAMPBELL. STRATIGRAPHIC SECTIONS OF THE PHOSPHORIA

Reference (Deposit): FORMATION IN IDAHO, 1947-48, PART II. U.S. GEOL. SURV. CIRC.

Reference (Deposit): 301, 1953, PP. 38-43.

Reference (Deposit): ------. STRATIGRAPHIC SECTIONS OF THE PHOSPHORIA FORMATION

Reference (Deposit): COUNTY, MONTANA. BUMINES, WESTERN FIELD OPERATIONS CENTER,

Reference (Deposit): SPOKANE, WA. 1980.

Reference (Deposit): BRUNELLE, A. B. REGULATIONS AND POLICIES PERTAINING TO

Reference (Deposit): FEDERAL PHOSPHATE DEPOSITS IN THE WESTERN FIELD. ANATOMY OF

Reference (Deposit): VALLEY QUADRANGLE, IDAHO. U.S. GEOL. SURV. BULL. 1015-I,

Reference (Deposit): 1955, PP. 357-270.

Reference (Deposit): DAVIDSON, D. F. STRATIGRAPHIC SECTIONS OF THE PHOSPHORIA

Reference (Deposit): FORMATION IN IDAHO. U.S. GEOL. SURV. CIRC. 305, PT. 1, 1953.

Reference (Deposit): DAY, R. L. TRENDS IN THE PHOSPHATE INDUSTRY OF IDAHO AND THE

Reference (Deposit): WESTERN PHOSPHATE FIELD. ID BUREAU OF MINES AND GEOL.

Reference (Deposit): PAMPHLET 155, 1973, 63 P.

Reference (Deposit): DE VOTO, R. H. AND D. N. STEVENS. URANIFEROUS PHOSPHATE

Reference (Deposit): RESOURCES AND RECHNOLOGY AND ECONOMICS OF URANIUM RECOVERY

Reference (Deposit): FROM PHOSPHATE RESOURCES, UNITED STATES AND FREE WORLD.

Reference (Deposit): DEPT. OF ENERGY CONTRACT NO. GJBX-110(79).

Reference (Deposit): O'MALLEY, F.W., D.F. DAVIDSON, R.A. HOPPIN, AND R.P. SHELDON

Reference (Deposit): 1947-48, PART III. U.S. GEOLOGICAL SURVEY CIRC. 262, 1953,

Reference (Deposit): PP. 24-26.

Reference (Deposit): THE WESTERN PHOSPATE FIELD, FIFTEENTH ANNU. FIELD CONF.,

Reference (Deposit): INTERMOUNTAIN ASSOC. OF GEOL, 1967.

Reference (Deposit): CARTER., R. A. AN INTEGRATED INDUSTRY - PHOSPHATE MINING

Reference (Deposit): PP, 19-36.

Reference (Deposit): AND MILLING IN IDAHO. MIN. ENG., V. 30, NO. 1, 1978,

Reference (Deposit): CLEVENGER, G. W. EXTRACTION OF VANADIUM FROM PHOSPHOROUS

Reference (Deposit): SLAGS AT VITRO CHEMICAL COMPANY. ANATOMY OF THE WESTERN

Reference (Deposit): PHOSPHATE FIELD, FIFTEENTH ANNU. FIELD CONF., INTERMOUNTAIN

Reference (Deposit): ASSOC. OF GEOL., 1967.

Reference (Deposit): COLEMAN, R. B. EL PASO NATURAL GAS PRODUCTS COMPANY, EPCO

Reference (Deposit): AGRI CHEMICAL COMPLEX, CONDA, IDAHO. ANATOMY OF THE WESTERN

Reference (Deposit): CRESSMAN, E. R. AND R. A. GULBRANDSEN, GEOLOGY OF THE DRY

Reference (Deposit): CORP., 1980, 319 PP.

Reference (Deposit): THE PHOSPHORIA FORMATION IN IDAHO, 1947-48, PART I. U.S.

Reference (Deposit): GEOL. SURV. TRACE ELEMENTS INVESTIGATIONS REP. 183, 1952,

Reference (Deposit): PP. 18-28.

Reference (Deposit): MONSANTO CHEMICAL INTERMEDIATES CO. ENOCH VALLEY OPERATING

Reference (Deposit): PLAN, FEDERAL LEASE ID-015122, CARIBOU COUNTY, IDAHO. JUNE

Reference (Deposit): POWELL, J.D. EVALUATION OF PHOSPHATE RESOURCES IN SOUTHEAST-

Reference (Deposit): ERN IDAHO. ID BUREAU OF MINES AND GEOL. IC NO. 25, 1974,

Reference (Deposit): 33 PP.

Reference (Deposit): RANEY, R.G. HENRY MINE (MONSANTO CHEMICAL INTERMEDIATES CO.)

Reference (Deposit): CARIBOU COUNTY, IDAHO. UPDATE 2, JANUARY, 1984.

Reference (Deposit): RICHARDS,R.W. GEOLOGY OF THE PHOSPHATE DEPOSITS NORTHEAST OF

Reference (Deposit): GEORGETOWN, IDAHO. U.S. GEOL. SURV. BULL. 577, 1914.

Reference (Deposit): RIOUX, R.L. GEOLOGIC MAP OF THE UPPER VALLEY QUADRANGLE,

Reference (Deposit): CARIBOU COUNTY, IDAHO. U.S. GEOL SURV. MAP GQ-1194, 1975.

Reference (Deposit): RULE, A.R., D.E. KIRBY, AND D.C. DAHLIN. RECENT ADVANCES IN

Reference (Deposit): BENEFICIATION OF WESTERN PHOSPHATES. MIN. ENG., V. 30,

Reference (Deposit): NO. 1, 1978, PP. 36-40.

Reference (Deposit): SCHMITT, W.O. GAY MINE, FORT HALL, IDAHO. ANATOMY OF THE

Reference (Deposit): PHOSPHATE PELLETS IN TEE PHOSPHORIA FORMATION. ID BUREAU OF

Reference (Deposit): 28, 1984, 16 PP. AND APPENDICES.

Reference (Deposit): EARTH SCIENCES, INC., 1979.

Reference (Deposit): EMIGH, G. D. PETROGRAPHY, MINERALOGY, AND ORIGIN OF

Reference (Deposit): MINES AND GEOL, PAMPHLET NO. 114, 1958, 60 PP.

Reference (Deposit): GARRAND, L.J. PHOSPHATE STUDY SOUTHEASTERN IDAHO.

Reference (Deposit): IN IDAHO, 1947-48, PART II. U.S. GEOL. SURV. TRACE ELEMENTS

Reference (Deposit): INVESTIGATIONS REP. 187, 1953, PP. 46-51.

Reference (Deposit): MCKELVEY, V.E., D.F. DAVIDSON, F.W. O'MALLEY, AND L.E. SMITH

Reference (Deposit): STRATIGRAPHIC SECTIONS OF THE PHOSPHORIA FORMATION IN IDAHO,

Reference (Deposit): 1947-48, PART I. U.S. GEOL. SURV. CIRC. 208, 1953, PP. 14-24

Reference (Deposit): MCKELVEY, V.E., D.F. DAVIDSON, F.W. O'MALLEY, L.E. SMITH,

Reference (Deposit): F.C. ARMSTRONG, AND R.P. SHELDON. STRATIGRAPHIC SECTIONS OF

Reference (Deposit): U.S. FOREST SERVICE CONTRACT NO. 50-820, GARRAND CORP. 1975.

Reference (Deposit): GULBRANDSEN, R.A., K.P. MCLAUGHLIN, F.S. HUNKALA, AND

Reference (Deposit): S.E. CLAGAUGH. GEOLOGY OF THE JOHNSON CREEK QUADRANGLE,

Reference (Deposit): CARIBOU COUNTY, IDAHO. U.S. GEOL. SURV. BULL. 1042-A, 1956,

Reference (Deposit): 23 PP.

Reference (Deposit): JOB SERVICE, POCATELLO EMPLOYMENT. V. 14, NO. 5, 1980, 1 PP.

Reference (Deposit): LI, T.M. SOUTHEASTERN IDAHO PHOSPHATE DURING MINING: HOW AN

Reference (Deposit): ENVIRONMENTAL IMPACT STATEMENT DISTORTS GROWTH PLANS. MIN.

Reference (Deposit): ENG., V. 30, NO. 1, 1978, PP. 25-28.

Reference (Deposit): LOWE, N.T., D.A. BENJAMIN, T.W. CAMM, B.B. GOSLING, AND

Reference (Deposit): GD. GALE. WESTERN PHOSPHATE FIELD - SOUTHEASTERN IDAHO

Reference (Deposit): PROPOSED MINES. BUMINES, WESTERN FIELD OPERATIONS CENTER,

Reference (Deposit): SPOKANE, WA, 1980.

Reference (Deposit): MANSFIELD, G.R. GEOGRAPHY, GEOLOGY, AND MINERAL RESOURCES

Reference (Deposit): OF SOUTHEASTERN IDAHO. U.S. GEOL. SURV. PROF. PAPER 152,

Reference (Deposit): 1927.

Reference (Deposit): MARTIN, G.W. MINERALOGY OF PHOSPATE OOLITES. ECON. GEOL.,

Reference (Deposit): V. 53, NO. 8, 1958, PP. 1046-1048.

Reference (Deposit): MCDIVITT, J.F. ECONOMIC EVALUATION OF PHOSPHATE AND OTHER

Reference (Deposit): MINERALS IN SOUTHERN IDAHO. ID BUREAU OF MINES AND GEOL.

Reference (Deposit): PAMPHLET NO. 111, 1956.

Reference (Deposit): MCKELVEY, V. E. THE PHOSPHORIA, PARK CITY AND SHEDHORN

Reference (Deposit): FORMATIONS IN THE WESTERN PHOSPHATE FIELD. ANATOMY OF THE

Reference (Deposit): WESTERN PHOSPHATE FIELD, FIFTEENTH ANNUAL FIELD CONF.,

Reference (Deposit): INTERMOUNTAIN ASSOC. OF GEOL., 1967.

Reference (Deposit): IN SOUTHEASTERN IDAHO. ANATOMY OF THE WESTERN PHOSPHATE

Reference (Deposit): FIELD, FIFTEENTH ANNU. FIELD CONF., INTERMOUNTAIN ASSOC. OF

Reference (Deposit): GEOL., 1967.

Reference (Deposit): SECIE, AL.L AND N.S. PETERSEN. AN EVALUATION OF THE WESTERN

Reference (Deposit): PHOSPHATE INDUSTRY AND ITS RESOURCES (IN FIVE PARTS);

Reference (Deposit): INVESTIGATINS REP. 364, 1953, PP 10-15.

Reference (Deposit): IN IDAHO, 1949, PART 1. U.S. GEOLOGICAL SURVEY TRACE ELEMENTS

Reference (Deposit): ------. STRATIGRAPHIC SECTINS OF THE PHOSPHORIA FORMATION IN

Reference (Deposit): PHOSPHORIA FORMATION. U.S. BUMINES CONTRACT JO285017, DRAVO

Reference (Deposit): IMPROVED ORE RECOVERY FORM PHOSPHATE OPEN PITS IN THE

Reference (Deposit): YOUNG, W.A., G.M. PUGH, G.D. VANDERSLUIS, AND V. LIM.

Reference (Deposit): IDAHO CENTRAL POSPHATE REGION ANATOMY OF THE WESTERN

Reference (Deposit): ------. HISTORY AND DEVELOPMENT OF THE PHOSPHATE INDUSTRY

Reference (Deposit): BUMINES RI 6801, 1966, 201 PP.

Reference (Deposit): INDUSTRY AND ITS RESOURCES (IN FIVE PARTS); PART 3, IDAHO.

Reference (Deposit): SERVICE, A.L. AN EVALUATION OF THE WESTERN PHOSPHATE

Reference (Deposit): INTRODUCTORY REVIEW. BUMINES RI 6485, 1964, 86 PP.

Reference (Deposit): PHOSPHATE INDUSTRY AND ITS RESOURCES (IN FIVE PARTS); PART I

Reference (Deposit): SERVICE, A.L. AND C.C. POPOFF. AN EVALUATION OF THE WESTERN

Reference (Deposit): THE WESTERN PHOSPHATE FIELD, FIFTEENTH ANNU. FIELD CONF.,

Reference (Deposit): SCHWARZ, D.A. HISTORY OF THE CONDA OPERATION UNDERGROUND TO

Reference (Deposit): WESTERN PHOSPHATE FIELD, FIFTEENTH ANNU. FIELD CONF.,

Reference (Deposit): INVESTIGATIONS REP. 188, 1953, PP. 20-22.

Reference (Deposit): IN IDAHO, 1947-48, PART III. U.S.GEOLOGICAL SURVEY TRACE ELEMENTS

---

Idaho Gold

"Where to Find Gold in Idaho" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Idaho. Read more: Where to Find Gold in Idaho.