Alma Mine

The Alma Mine is a gold mine located in Yavapai county, Arizona at an elevation of 6,801 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

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.

Site Name

Primary: Alma Mine
Secondary: Carlo-Alma
Secondary: Carlo Shaft

Commodity

Primary: Gold
Secondary: Lead
Secondary: Silver
Tertiary: Copper

Location

State: Arizona
County: Yavapai
District: Groom Creek District

Land Status

Not available

Holdings

Not available

Workings

Type: Underground

Ownership

Owner Name: Lake, C. R.
Years: 1939 -

Owner Name: Bashford And Burmister , Alma Mining Co
Years: 1918 - 1940

Owner Name: Lemons, J. W.
Years: 1939 -

Owner Name: Alma Mining Co.
Years: 1939 -

Production

Not available

Deposit

Record Type: Site
Operation Category: Producer
Deposit Type: Vein
Operation Type: Unknown
Year First Production: 1907
Year Last Production: 1947
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland

Mineral Deposit Model

Not available

Orebody

Form: TABULAR

Structure

Type: R
Description: Foliation In Precambrian Rocks Trends N10e To N20e

Type: L
Description: Veins Parallel Foliation And Crosscut It By 10-20 Degrees, Trending N20e To N-S

Alterations

Alteration Type: L
Alteration Text: Minor

Rocks

Name: Rhyolite
Role: Associated
Age Type: Host Rock Unit
Age Young: Paleoproterozoic

Analytical Data

Not available

Materials

Ore: Galena
Ore: Gold
Gangue: Pyrite
Gangue: Hematite
Gangue: Quartz

Comments

Comment (Workings): CARLO SHAFT 126 FT, 50 FT LEVEL, 300 FT TUNNEL, 116 FT ELVEL, 300 FT TUNNEL. 1000 FT OF DEVELOPMENT WORK AS SHAFTS AND TUNNELS

Comment (Geology): DEPOSIT IS QUARTZ VEIN WHICH CUTS PROTEROZOIC ROCKS

Comment (Deposit): LARGE ORE SHOOT FOUND ON THE CARLO VEIN

Comment (Location): UTM TAKEN TO THE CARLO CALIM FOUND ON BLM DISTRICT SHEET #248, ALMA CLAIM IS LOCATED TO THE EAST

Comment (Development): 9 CLAIMS (1918), 10 CLAIMS 1944, TWO CLAIM NAMES ARE CARLO AND ALMA

References

Reference (Deposit): ABGMT CLIPPINGS FILE DATA

Reference (Deposit): USBM-ABGMT FILE DATA

Reference (Deposit): USGS GEOLOGIC QUADRANGLE MAP GQ 997

Reference (Deposit): BLM DISTRICT SHEET #248

Reference (Deposit): YAVAPAI MAGAZINE-1918, V. VI #7, P.3

Reference (Deposit): ARIZONA DEPARTMENT OF MINERAL RESOURCES FILE DATA

Arizona Gold

"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.