| Deposit ID | 10009002 |
|---|---|
| MRDS ID | D001620 |
| Record type | Site |
| Current site name | Orphan Boy Prospect |
| Geographic coordinates: | -120.54786, 48.19899 (WGS84) |
|---|---|
| Elevation | 354 |
| Location accuracy | 1000(meters) |
| Relative position | ABOUT 2 MI EAST OF LUCERNE, Est On Southeast Side Of Creek 80 Ft Above Lake Level |
Political divisions (FIPS codes)
Chelan(county)
Washington(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Lucerne(quadrangle 1:24,000 scale)
Twisp(quadrangle 1:100,000 scale)
Concrete(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Lake Chelan(hydrologic unit)
Upper Columbia(hydrologic accounting unit)
Upper Columbia(hydrologic subregion)
Pacific Northwest(hydrologic region)
Federal lands
Okanogan-Wenatchee National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Washington | Chelan |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| Willamette | 031N | 018E | 12 | SW4 | Washington |
| Commodity | Importance |
|---|---|
| Silver | Primary |
| Zinc Critical | Primary |
| Antimony Critical | Secondary |
| Lead | Secondary |
| Gold | Tertiary |
| Arsenic Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Galena | Ore |
| Pyrargyrite | Ore |
| Pyrite | Ore |
| Pyrrhotite | Ore |
| Sphalerite | Ore |
| Limonite | Gangue |
| Quartz | Gangue |
| Result | 8 IN. SAMPLE: 4.64 OZ/TON AG, 0.13% PB, 0.16% ZN. 6 FT SAMPLE: 28.64 OZ/TON AG, 0.02 OZ/TON AU, 0.11% ZN. |
|---|
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Host |
|---|---|
| Rock type | Metamorphic Rock > Gneiss |
| Rock unit name | Swakane Biotite Gneiss;; |
| Rock description | Swakane Biotite Gneiss;; |
| (1) | -120.54786, 48.19899 |
|---|
| General form | VEINLETS |
|---|---|
| Strike | E-W, N78-80W |
| Dip | 40N, 55NE |
| Thickness | 0.08M |
| Length | 5.33M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Meadow Creek District |
|---|
| Ownership category | National Wilderness |
|---|---|
| Area name | In Lake Chelan-Sawtooth Wilderness In Wenatchee National Forest |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D001620 |
PURDY, C.P., JR., 1951, ANTIMONY OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 39, P. 59-62.
HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 286.
CATER, F.W., AND WRIGHT, T.L., 1967, GEOLOGIC MAP OF THE LUCERNE QUADRANGLE, CHELAN COUNTY, WASHINGTON: U.S. GEOLOGICAL SURVEY GEOLOGIC QUADRANGLE MAP GQ-647, SCALE 1:62,500.
| Subject category | Comment text |
|---|---|
| Deposit | 7 FT ZONE OF HYDROTHERMAL ALTERATION WITH BANDS OF MINERALIZED QUARTZ TO 3 IN. WIDE. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-AUG-75 | Miller, M. H. | U.S. Geological Survey | |
| Updater | 01-MAR-91 | Peterson, Jocelyn A. | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.