Newlin Gulch Gold Occurrence

The Newlin Gulch Gold Occurrence is a gold mine located in Douglas county, Colorado at an elevation of 5,925 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: Newlin Gulch Gold Occurrence  

State:  Colorado

County:  Douglas

Elevation: 5,925 Feet (1,806 Meters)

Commodity: Gold

Lat, Long: 39.51694, -104.80694

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 Newlin Gulch Gold Occurrence

Newlin Gulch Gold Occurrence MRDS details

Site Name

Primary: Newlin Gulch Gold Occurrence


Commodity

Primary: Gold


Location

State: Colorado
County: Douglas
District: Castle Rock Area


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

Not available


Ownership

Owner Name: Humphreys Gold Corp.


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Deposit Type: Placer
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Colorado Piedmont


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Denver Basin

Type: L
Description: Denver Basin


Alterations

Alteration Type: L
Alteration Text: Denver Basin


Rocks

Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene

Name: Gravel
Role: Host
Age Type: Host Rock Unit
Age Young: Holocene


Analytical Data

Analytical Data: GOLD SIZE APPROX. 50 COLOR S/MG
Analytical Data: TRACE TO 0.8 CENTS/YD


Materials

Ore: Gold


Comments

Comment (Deposit): AU CONCENTRATIONS SMALL, LOCAL, AND CONFINED TO BENCH GRAVELS. PROBABLE SOURCE OF AU IS CASTLE ROCK CONGLOMERATE (LOWER OLIGOCENE)

Comment (Location): SOUTH BANK OF NEWLIN GULCH. LAT-LONG IS C S/2 NW/4 ; INFO FROM LAND.ST :(1974)

Comment (Development): THREE TEST HOLES DRILLED

Comment (Workings): PROFITABLE OPERATIONS PROHIBITED BY EXTREME FINENESS OF AU, SPOTTY OCCURRENCE, CLAY CONTENT IN GRAVEL, LACK OF WATER


References

Reference (Deposit): MABERRY, J.O., AND LINDVALL, R.M., 1972, GEOLOGIC MAP OF THE PARKER QUADRANGLE, ARAPAHOE AND DOUGLAS COUNTIES, COLORADO: USGS MAP 1-770-A.

Reference (Deposit): PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: COLORADO SCHOOL MINES QUART., V. 69, NO. 3, P. 45-57.


Colorado Mining Photos

Placer mines at Cripple Creek, Colorado ca. 1892

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