Ostrich Mine

The Ostrich Mine is a silver and gold mine located in Santa Cruz county, Arizona at an elevation of 4,449 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: Ostrich Mine

State:  Arizona

County:  Santa Cruz

Elevation: 4,449 Feet (1,356 Meters)

Commodity: Silver, Gold

Lat, Long: 31.49167, -111.30806

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 Ostrich Mine

Ostrich Mine MRDS details

Site Name

Primary: Ostrich Mine
Secondary: Bartlett
Secondary: Skunk
Secondary: Gold Pen


Commodity

Primary: Silver
Primary: Gold
Secondary: Zinc
Secondary: Copper
Secondary: Lead


Location

State: Arizona
County: Santa Cruz
District: Yellow Jacket 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.


Holdings

Not available


Workings

Type: Underground


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1873
Discovery Year: 1870
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert


Mineral Deposit Model

Not available


Orebody

Form: NARROW, IRREGULAR, LENSING

Form: NARROW, IRREGULAR, LENSING


Structure

Type: R
Description: Block Faulting.

Type: L
Description: Nw Faults


Alterations

Alteration Type: L
Alteration Text: Iron & Copper Staining On Quartz


Rocks

Name: Welded Tuff
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic

Name: Welded Tuff
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic


Analytical Data

Analytical Data: 28 CHANNEL SAMPLES IN 1935-1940 BY RFC INDICATE 0.2% AU. ACROSS 4.2' VEIN WIDTH.


Materials

Ore: Gold
Ore: Silver
Gangue: Quartz


Comments

Comment (Location): ADJACENT ON SE TO YELLOW JACKET CLAIMS. ; INFO FROM LAND.ST :(1979)

Comment (Commodity): VALUES ARE ERRATIC & GENERAL TENOR IS LOW.

Comment (Production): WORKED BY SPANIEARDS IN 1700. WORKED MAINLY IN THE 1870'S AND 1880'S; SOME MINOR OPERATION SINCE THEN. ESTIMATED PRODUCTION IS SEVERAL HUNDRED TONS OF AU-AG ORE.

Comment (Deposit): ORE MINERALS LARGELY OXIDIZED; CONSIDERABLE GOUGE VEIN IS BLUISH GRAY QUARTZ FRAGMENTS IN SHEAR ZONE AND CLAY ALTERED TUFF.

Comment (Workings): SHAFT OPERATIONS, WORKINGS NOW CAVED

Comment (Geology): CONSIDERABLE GOUGE. SLIGHT MINERALIZATION ALONG NW FAULT ZONE BETWEEN OSTRICH AND YELLOW JACKET - AND VICINITY.

Comment (Deposit): THIS RECORD CONTAINS DATA FROM DUPLICATE RECORD M241485 OF W. GERE WHICH HAS BEEN DELETED FROM MAIN MRDS.


References

Reference (Deposit): USBM FILES, OSTRICH MINE.

Reference (Deposit): ABM BULL 191, P. 68.

Reference (Deposit): RFC B0536

Reference (Other Database): CIMRI

Reference (Production): CONSV - M000225

Reference (Deposit): KNIGHT, L.H., JR., 1970, ORO BLANCO DISTRICT: UNIV. ARIZ. PH.D. THESIS.


Arizona Gold

Where to Find Gold in Arizona

"Where to Find Gold in Arizona" 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 Arizona. Read more: Where to Find Gold in Arizona.