Eureka District-Colorado

The Eureka District-Colorado is a gold, silver, copper, lead, and zinc mine located in San Juan county, Colorado.

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: Eureka District-Colorado

Commodity

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

Location

State: Colorado
County: San Juan
District: EUREKA DISTRICT

Land Status

Not available

Holdings

Not available

Workings

Not available

Ownership

Not available

Production

Not available

Deposit

Record Type: District
Operation Category: Producer
Deposit Type: HYDROTHERMAL VEIN
Operation Type: Unknown
Years of Production:
Organization:
Significant:

Physiography

Not available

Mineral Deposit Model

Model Name: Polymetallic veins

Orebody

Not available

Structure

Type: R
Description: NORTH SIDE OF THE SILVERTON CALDERA ALONG A NORTHEAST-TRENDING GRABEN (EXTENDS FROM THE SILVERTON CALDERA TO THE LAKE CITY CALDERA IN HINSDALE COUNTY.) PART OF THE DISTRICT EXTENDS INTO THE CENTRAL DOWNFAULTED BLOCK OF THE SILVERTON CALDERA.

Type: L
Description: FISSURES AND VEINS. CRESCENTIC FAULTS OUTLINE THE CENTRAL BLOCKS OF THE SILVERTON CALDERA.

Alterations

Alteration Type: L
Alteration: SILICIFICATION
Alteration Text: SILICIC, SERICITIC, PROPYLITIC

Rocks

Not available

Analytical Data

Not available

Materials

Not available

Comments

Not available

References

Reference (Deposit): MOSIER, D.L., MENZIE, W.D., AND KLEINHAMPL, F.J., 1986, GEOLOGIC AND GRADE-TONNAGE INFORMATION ON TERTIARY EPITHERMAL PRECIOUS- AND BASE-METAL VEIN DISTRICTS ASSOCIATED WITH VOLCANIC ROCKS: U.S. GEOLOGICAL SURVEY BULLETIN 1666, 39 P.

Reference (Deposit): KOSCHMANN, A.H., AND BERGENDAHL, M.H., 1968, PRINCIPAL GOLD-PRODUCING DISTRICTS OF THE UNITED STATES: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 610, 283 P.

Reference (Deposit): BARTOS, PAUL J., 1993, GOLD-RICH AND GOLD-POOR QUARTZ-BASE METAL VEINS, WESTERN SAN JUAN MOUNTAINS, COLORADO: THE MINERAL POINT AREA AS AN EXAMPLE: SOCIETY OF ECONOMIC GEOLOGISTS NEWSLETTER, NO. 15, 7 P.

Reference (Deposit): SHARPS, 1963: CSM MIN. IND. BULL, V.6, NO. 6.

Colorado Mining Photos

Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.