Shortline Ore Body

The Shortline Ore Body is a iron mine located in Iron county, Utah at an elevation of 5,600 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

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Site Name

Primary: Shortline Ore Body

Commodity

Primary: Iron

Location

State: Utah
County: Iron
District: Iron Springs

Land Status

Land ownership: Private
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.

Holdings

Not available

Workings

Type: Surface

Ownership

Owner Name: U.S. Steel Corp., Milner Corp.
Home Office: Jefferson City, Tn.

Production

Year: 1976
Time Period: 1949 - 1976
Material type: ORE FE
Description: Cp_Grade: ^Iron 49%

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1949
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: L

Physiography

Not available

Mineral Deposit Model

Not available

Orebody

Form: TABULAR

Structure

Type: R
Description: Sevier Thrust System

Type: L
Description: Granite Mtn. Intrusion

Alterations

Not available

Rocks

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Jurassic

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Jurassic

Analytical Data

Analytical Data: IRON 49% AND 0.12 PERCENT PHOSPHORUS

Materials

Ore: Magnetite
Ore: Hematite

Comments

Comment (Commodity): ORE OCCURED AS FAIRLY SOFT, BLACK, FINE, GRANULAR MIXTURE WITH OCCASIONAL RIBS OF HARD DENSE MATERIAL.

Comment (Location): SECTION SUBDIVISIONS: NW 1/4, SW 1/4, SE 1/4

Comment (Deposit): THE DEPOSIT OCCURED AS A GRABEN BLOCK OR WEDGE OF HOMESTAKE LIMESTONE THAT WAS UNFAULTED INTO THE INTRUSIVE PORPHYRY AND BOUNDED BY PRE-MINERAL EAST-TRENDING FAULTS. DEPOSIT IS NOW DEPLETED.

Comment (Deposit): AT DEPTH ALONG THE SOUTH MARGIN OF THE DEPOSIT,THE ORE BECAME LOCALIZED ALONG A BRECCIATED ZONE AND EXTENDED TO AN UNDETERMINED DEPTH. ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV

Comment (Workings): WORKINGS WERE OPEN-PIT BENCH MINE. THE PIT IS NOW LARGELY REFILLED BY WASTE ROCK FROM THE DESERT MOUND ORE BODY.

References

Reference (Deposit): YOUNG, W.E., 1947, IRON DEPOSITS, IRON COUNTY, UTAH: U.S. BUREAU OF MINES REPORT OF INVESTIGATION 4076, 102P.

Reference (Deposit): MACKIN, J. HOOVER, 1947, SOME STRUCTURAL FEATURES OF THE INTRUSIONS IN THE IRON SPRINGS DIST: UTAH GEOL. SOCIETY GUIDEBOOK NO. 2, 62P.

Reference (Deposit): BLANK, H. RICHARD AND MACKIN, J. HOOVER, 1967, GEOL. INTERPRETATION OF AN AEROMAGNETIC SURVEY OF THE IRON SPRINGS DISTRICT, UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER 516-B, 14P.

Reference (Deposit): BULLOCK, KENNETH C., 1976, IRON DEPOSITS OF UTAH: UTAH GEOL. AND MINERAL SURVEY BULLETIN 88, P 23-63.

Reference (Deposit): 1947 RECON MACKIN, UTAH GEOL. SOC. GUIDEBOOK #2

Reference (Deposit): 1954 GEOLMAP MACKIN, MINERALS INVESTIGATIONS MAP MF-14

Reference (Deposit): 1967 RECON BLANK AND MACKIN, PROF. PAPER 516-B

Reference (Deposit): 1976 RECON BULLOCK, UTAH GEOL. MINERAL SURVEY BULLETIN 88

Reference (Deposit): 1947 DIREXPL YOUNG, U.S. BUREAU OF MINES REPT. INV. 4076

Reference (Production): BULLOCK, 1976, UGMS BULLETIN 88

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