| Deposit ID | 10093952 |
|---|---|
| MRDS ID | A010524 |
| Record type | Site |
| Current site name | Seward Bonanza Gold Mines Co. |
| Related records | 10137256 |
| Geographic coordinates: | -149.31813, 60.35731 (WGS84) |
|---|---|
| Location accuracy | 500(meters) |
Political divisions (FIPS codes)
Kenai Peninsula(Borough)
Alaska(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Seward B-7(quadrangle 1:63,360 scale)
Seward SW(quadrangle 1:100,000 scale)
Seward(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper Kenai Peninsula(hydrologic unit)
Kenai Peninsula(hydrologic accounting unit)
South Central Alaska(hydrologic subregion)
Alaska(hydrologic region)
Federal lands
Chugach National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State |
|---|---|
| United States | Alaska |
| Commodity | Importance |
|---|---|
| Gold | Primary |
| Lead | Tertiary |
| Zinc Critical | Tertiary |
| Copper | Tertiary |
| Materials | Type of material |
|---|---|
| Chalcopyrite | Ore |
| Galena | Ore |
| Gold | Ore |
| Quartz | Gangue |
| Result | ASSAYS AS HIGH AS 4 OZ/TON AU REPORTED, OWNERS SAID AVERAGE ASSAY WAS 1.0-1.5 OZ/TON |
|---|
| Host or associated | Host |
|---|---|
| Rock type | Sedimentary Rock > Clastic Sedimentary Rock > Siltstone |
| Rock unit name | Valdez Group;Valdez Group |
| Rock description | Valdez Group;Valdez Group |
| (1) | -149.31813, 60.35731 |
|---|
| Type of structure | Local |
|---|---|
| Structure description | Cleavage In Slate: N7-17w 55-80e |
| Strike | N75W |
|---|---|
| Dip | 80S |
| Thickness | 3.05M |
| Length | 1609.3M |
| Width | 1.52M |
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discovery year | 1907 |
| District name | Hope District |
|---|
| Ownership category | State |
|---|
| Type of workings | Underground |
|---|---|
| Name of workings | TUNNEL |
| Length | 60.96M |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | A010524 |
USGS BULLETIN 520, P. 144-160
USGS BULLETIN 587, P. 149-151
USGS MISCELLANEOUS FIELD STUDIES 880-A, LOCATION 77
USGS OPEN FILE 80-621, P. 205
| Subject category | Comment text |
|---|---|
| Deposit | FISSURE VEIN RANGES GENERALLY BETWEEN 1.5 AND 5 FEET WIDE AND AVERAGES 2.5 FT IN WIDTH. MINERALIZATION IS CONCENTRATED ALONG JOINTS IN VEIN CONSIDERABLE MOVEMENT ALONG FRACTURE AFTER DEPOSITION. IN PLACES, VEINLETS EMINATE INTO WALLROCK. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-MAY-1984 | Hirschmann, M. M. (Elliott, R. L.) | U.S. Geological Survey | PARSED DATA INTO WORKINGS MULTIVALUED FIELDS |
| Editor | 13-APR-1994 | Mosier, Dan | U.S. Geological Survey | |
| Editor | 30-MAY-1995 | Waller, Nichelle (Mosier, Dan) | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.