| Deposit ID | 10101858 |
|---|---|
| MRDS ID | D010594 |
| Record type | District |
| Current site name | Manhattan District |
| Related records | 10013999 |
| Geographic coordinates: | -105.59977, 40.7322 (WGS84) |
|---|---|
| Elevation | 2582 |
| Relative position | 31.5 MILES N70W FROM FORT COLLINS |
Political divisions (FIPS codes)
Larimer(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Rustic(quadrangle 1:24,000 scale)
Fort Collins(quadrangle 1:100,000 scale)
Greeley(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Cache La Poudre(hydrologic unit)
South Platte(hydrologic accounting unit)
South Platte(hydrologic subregion)
Missouri(hydrologic region)
Federal lands
Arapaho and Roosevelt National Forests(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | Larimer |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 6th Principal | 009N;009N | 073W;074W | 13,15,16,18,19,20,21,29,30;24 | Colorado |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Silver | Primary |
| Copper | Secondary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Uranium | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Pitchblende | Ore |
| Pyrite | Ore |
| Sphalerite | Ore |
| Uranophane | Ore |
| Result | ORE FROM CACHE TUNNEL CONTAINED 0.25 TO 0.35 OZ/TON AU, BUT OXIDIZ ED ORE IN VEIN OUTCROPS ON EROSION SURFACE CONTAINED 1.5 TO 15 OZ/TON AU AND ASSAYED ABOUT 4 OZ/TON AU AT DEPTHS OF LESS THAN 30 FT. PARTLY OXIDIZED ORE AT 125 FT CONTAINED 1.0 TO 1.5 OZ/TON AU. MILLING ORE FRO M FREE GOLD MINE ASSAYED 0.08 TO 0.12 OZ/TON AU, 0.02 OZ/TON AG, 0.02% CU. MILLING ORE FROM ROCKFIELD MINE CONTAINED 0.13 TO 18 OZ/TON AU, 1 TO 1.5 OZ/TON AG. |
|---|
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||
| Rock unit name | Sherman Granite;Laramide Intrusive Rocks-Quartz Monzonite Porphyry | ||||
| Rock description | Sherman Granite;Laramide Intrusive Rocks-Quartz Monzonite Porphyry | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite |
| Rock unit name | Sherman Granite;Metamorphic Rocks-Felsic And Hornblendic Gneisses |
| Rock description | Sherman Granite;Metamorphic Rocks-Felsic And Hornblendic Gneisses |
| (1) | -105.59977, 40.7322 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Front Range Uplift, Sherman Batholith, Rawah Batholith |
| Type of structure | Local |
| Structure description | Poudre River Shear Zone, Elkhorn Creek Shear Zone |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discoverer | Missouri Mining And Milling Co. (Monte Cristo And Emily Claimant, 1898) |
| Year of last production | 1941 |
| District name | Manhattan District |
|---|
| Ownership category | Private |
|---|
| Type | Operator |
|---|---|
| Owner | Edwon G. Yedlik (Sodom Mine) |
| Home office | Fort Collins, Co. |
| First year | 1971 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010594 |
LOVERING, T.S., AND GODDARD, E.N., 1950, GEOLOGY AND ORE DEPOSITS O F THE FRONT RANGE, COLORADO: USGS PROF. PAPER 223, P. 285-286.
MARKS, J.H., 1935, REPORT ON MINING PROPERTY OF C.M. GERE, ET. AL., THE GOLD COIN MNG. SYNDICATE, MANHATTAN MNG. DISTRICT, LARIMER COUNTY : COLORADO ST. PLAN. COMM. UNPUB. REPT., 2 P., 3 MAPS.
COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.
BLM MINERAL SURVEYS
NELSON-MOORE, J.L., AND OTHERS, 1978, RADIOACTIVE MINERAL OCCURENCE S OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 208-211.
| Subject category | Comment text |
|---|---|
| Deposit | DISTRICT LIES IN NORTH FRONT RANGE ON SW EDGE OF SHERMAN BATHOLIT H BETWEEN GENERALLY EAST-WEST-TRENDING POUDRE RIVER AND ELKHORN CREEK SHEAR ZONES. INTRUDING SHERMAN GRANITE AND METAMORPHICS ARE LARAMIDE I NTRUSIVES--MOSTLY EAST-WEST AND WNW-TRENDING QUARTZ MONZONITE PORPHYRY DIKES, QUARTZ MONZONITE STOCK ONE MILE WEST OF MANHATTAN, AND SIMILAR STOCK BORDERING SCHIST UNIT ON NORTH--AND MID-TERTIARY STOCK 3 MILES ESE OF MANHATTAN. PYRITIC AU VEINS TREND N70W TO N80E, DIP NEAR VERTIC AL, AND CROP OUT ON OVERLAND TERTIARY EROSIONAL SURFACE. UNOXIDIZED OR E CONSISTS OF WHITE, COARSE-GRAINED QUARTZ WITH DISSEMINATED PYRITE AN D SOME CHALCOPYRITE. OSIDIZED ORE AT ORIGINAL LEVEL OF EROSIONAL SURFA CE AND TO DEPTH OF 30 FT SHOW AU ENRICHMENT. PARTLY OXIDIZED SULFIDES OCCUR LOCALLY TO DEPTH OF 125 FT IN VEINS UP TO 2 FT WIDE. PRODIGAL AN D EMMA VEINS LIE WITHIN SHERMAN GRANITE. MONTE CRISTO AND COLORADO VEI NS FOLLOW WNW MONZONITE PORPHYRY DIKE. GOLD KING VEIN CUTS ACROSS CONT ACT |
| Deposit | BETWEEN GRNITE AND MONZONITE PORPHYRY STOCK WEST OF MANHATTAN. UR ANIUM REPORTEDLY OCCURS IN PEGMATITES AND STRUCTURALLY CONTROLLED VEIN S AND FRACTURES IN SHERMAN GRANITE. |
| Deposit | INDIVIDUAL RECORDS PREPARED FOR FOLLOWING MINES, CLAIMS, AND PROPE RTIES FOR WHICH LOCATIONS KNOWN OR APPROXIMATED: BATTERSON, BEAR CAT, BERGHOF, CASH, COLORADO, FREE GOLD, GOLD COIN, LADY MOON, MONTE CRISTO , PRODIGAL, ROCKFIELD, SODOM, AND URANIUM QUEEN. OTHER CDM-LISTED PROP ERTIES ON WHICH DEVELOPMENT WORK DONE BUT FOR WHICH LOCATIONS UNKNOWN AND THEREFORE NOT RECORDED HERE INCLUDE GOLD BUG, LITTLE HELEN CLAIMS, LONE STAR, WELCOME, AND WINDY POINT. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT; 4 OTHER SRC |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-83 | Schwochow, Stephen D. | Colorado Geological Survey | |
| Editor | 16-NOV-11 | Wilson, Anna B | U.S. Geological Survey | Changed record type from site to district. |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
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