Horstman Group

The Horstman Group is a nickel mine located in Josephine county, Oregon at an elevation of 1,345 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

Name: Horstman Group

State:  Oregon

County:  Josephine

Elevation: 1,345 Feet (410 Meters)

Commodity: Nickel

Lat, Long: 42.2228, -123.65720

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Horstman Group

Horstman Group MRDS details

Site Name

Primary: Horstman Group
Secondary: Eight Dollar Mtn Laterite
Secondary: Eight Dollar Nickel Deposit
Secondary: Eight Dollar Mtn Group
Secondary: Eight Dollar No. 1


Commodity

Primary: Nickel
Tertiary: Chromium
Tertiary: Iron
Tertiary: Cobalt


Location

State: Oregon
County: Josephine
District: Illinois-Kentucky Fluorspar District


Land Status

Land ownership: Mixed
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

Type: Private Lease
Type: Located Claim


Workings

Type: Surface


Ownership

Owner Name: Pan Arctic
Info Year: 1979

Owner Name: Meridian Resources Ltd
Info Year: 1979

Owner Name: Hanna Mining Co
Home Office: Ohio
Info Year: 1979

Owner Name: California Nickel Corp
Home Office: California
Info Year: 1979


Production

Not available


Deposit

Record Type: Site
Operation Category: Prospect
Operation Type: Surface
Mining Method: Strip-Hillside
Milling Method: Unspecified
Discovery Year: 1942
Years of Production:
Organization:
Significant: Y


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Unknown: Enstatite
Unknown: Gibbsite
Unknown: Goethite
Unknown: Ilmenite
Unknown: Kaolinite
Unknown: Limonite
Unknown: Magnetite
Unknown: Montmorillonite
Unknown: Nontronite
Unknown: Serpentine
Unknown: Spinel
Unknown: Talc
Unknown: Chalcedony
Unknown: Chlorite
Unknown: Chromite
Unknown: Diaspore
Unknown: Garnierite


Comments

Comment (Geology): LATERITE SHOULD BE A MINERAL ENTRY; IT IS PROCESSED FOR COMMODITY CONTENT. SAPROLITE SHOULD BE A MINERAL ENTRY; IT IS PROCESSED FOR COMMODITY CONTENT. MAGHEMITE IS NOT IN MINERAL TABLE. RECENT RESEARCH INDICATES MOST OF THE NICKEL (AND PRESUMABLY THE COBALT) IS INCLUDED IN THE GOETHITE LATTICE. NICKEL AND COBALT ARE RELEASED FROM THE PARENT MINERALS AND RECOMBINED IN THE IRON OXIDES. OLIVINE IS THE PROBABLE SOURCE OF NICKEL. SOURCE OF COBALT IS UNKNOWN.

Comment (Ownership): CALIFORNIA NICKEL CORP. IS A SUBSIDIARY OF NI-CAL DEVELOPMENTS LTD. (A CANADIAN FIRM).

Comment (Geology): THE SHAPE OF THE LATERITE AREAS IS GENERALLY TABULAR, BOTTON IS HIGHLY IRREGULAR.

Comment (Production): PROPERTY HAS NOT PRODUCED (1979).

Comment (Reserve-Resource): FIELD OP. FIRST QUARTER F.Y.1980 INCLUDES THIS IN ILLINOIS VALLE NICKEL LATERITE DEPOSITS, /EXTENSIVE DATA BASE REVISION AND REVI MINE COSTING DUE. OWNERS: CALIFORNIA NICKEL CORP., HANNA MINING CO., MERIDIAN RESOURCES LTD., AND PAN ARCTIC. OTHER NAMES: EIGHT DOLLAR NICKEL DEPOSIT, EIGHT DOLLAR MTN GROUP, AND HORSTMAN GROUP. NOTHING IN RANDOL 93-94.

Comment (Deposit): LOCATION IS POINT OF ENTRY TO PROPERTY AT TURNOFF FROM EIGHT DOLLAR ROAD. NICKEL AND COBALT ARE ENTERED AS COPRODUCTS RECOVERY OF COBALT AND NICKEL IS NECESSARY FOR PRODUCTION AT CURRENT PRICES, (1979).

Comment (Reserve-Resource): QUANTITY ESTIMATES TAKEN FROM B-BIB Q800-Q805 ASSAY FE- 1977

Comment (Geology): UNSPEC SEDIMENTARY FOR LACK OF AN APPROPRIATE ENTRY FOR LATERITE. LATERITIC SOIL COMPOSED OF HYDROUS FE-OXIDES, CLAY MINERALS, AND POSSIBLE GARNIERITE WITH RESIDUAL SILICA AND CHROMITE. SAPROLITE, THE CLAY-RICH WEATHERED HOST ROCK, IS A SIGNIFICANT, BUT VARIABLE, PERCENTAGE OF THE RESOURCE.


References

Reference (Reserve-Resource): RALPH C. KIRBY, ASSISTANT DIRECTOR - METALLURGY);

Reference (Reserve-Resource): WESTERN UNITED STATES (A REPORT AND APPRAISAL FOR

Reference (Deposit): P. 28-31.

Reference (Reserve-Resource): WILLIAMS, J.F. AND LINDSEY, D.S., NICKEL DEPOSITS IN THE

Reference (Deposit): OR. DEPT. GEOL. AND MIN. INDUST. MISC. PAPER 20, 1978,

Reference (Deposit): OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 52, 1961, P. 140.

Reference (Reserve-Resource): USBM REPORT, JANUARY 1978.

Reference (Reserve-Resource): *CONFIDENTIAL DATA*


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