| Deposit ID | 10069923 |
|---|---|
| MRDS ID | W007707 |
| Record type | Site |
| Current site name | Henrietta Mine |
| Alternate or previous names | Big I, Central |
| Related records | 10192763 |
| Geographic coordinates: | -116.85375, 43.01321 (WGS84) |
|---|---|
| Elevation | 1734 |
| Relative position | LOCATED 1 MILE SOUTHWEST OF DELAMAR CITY |
Political divisions (FIPS codes)
Owyhee(county)
Idaho(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
De Lamar(quadrangle 1:24,000 scale)
Murphy(quadrangle 1:100,000 scale)
Boise(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Jordan(hydrologic unit)
Middle Snake-Boise(hydrologic accounting unit)
Middle Snake(hydrologic subregion)
Pacific Northwest(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Idaho | Owyhee |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Boise | 005S | 004W | 06 | Idaho |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Gold | Primary |
| Antimony Critical | Secondary |
| Materials | Type of material |
|---|---|
| Miargyrite | Ore |
| Pyrargyrite | Ore |
| Barite | Gangue |
| Pyrite | Gangue |
| Result | VEIN CARRIES $3 TO $4 IN AU PER 100 OZ. AG PER TON. |
|---|
| Host or associated | Associated | ||
|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||
| Rock unit name | Silver City Rhyolite-Rhyolite;Basalt Latite Unit-Basalt And Latite;Silver City Granite-Granodiorite | ||
| Rock description | Silver City Rhyolite-Rhyolite;Basalt Latite Unit-Basalt And Latite;Silver City Granite-Granodiorite | ||
| |||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt |
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| (1) | -116.85375, 43.01321 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Vein Terminates Against Fault That Dips 60 Deg W. |
| General form | LENTICULAR |
|---|---|
| Strike | NW |
| Dip | 90 DEG |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1875 |
| District name | Delamar District |
|---|
| Ownership category | Private |
|---|
| Type | Owner |
|---|---|
| Owner | Big Four Development Co. |
| Type of workings | Underground |
|---|---|
| Length | 220.98M |
| Overall depth | 91.44M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W007707 | |
| Idaho Geological Survey | Idaho Mines and Prospects | IMP | BO__86 | http://www.idahogeology.org/ |
LINDGREN, W., 1898, THE GOLD AND SILVER VEINS OF SILVER CITY, DELAMAR, AND OTHER MINING DISTRICTS IN IDAHO: 20TH ANN. REPORT, U.S.G.S., P. 75 -205 (PART 3).
ASHER, R. R., 1968, GEOLOGY AND MINERAL RESOURCES OF A PORTION OF THE SILVER CITY REGION, OWYHEE COUNTY, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138, 106 P.
1898 COMPILE W. LINDGREN 20TH ANN. REPORT
1950 DIREXPL RKG MIN. AND MLG. CO.
1968 GEOLMAP IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138
ASHER, R. R., 1968, IDAHO BUREAU OF MINES AND GEOLOGY PAMPHLET 138, 106 P.
| Subject category | Comment text |
|---|---|
| Deposit | CLAY IN VEINS IS VERY RICH IN AU AND AG. THIS IS THE RICHEST SHIPPING ORE. THE ORE IS SHIPPED BECAUSE IT IS SULPH - ANTIMONIDES OF SILVER, WHICH MUST BE ROASTED. THERE IS A LARGE AMOUNT OF THIS ORE |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-APR-1975 | Miller, Pat J. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.