| Deposit ID | 10230237 |
|---|---|
| MAS/MILS ID | 2190150003 |
| Record type | Site |
| Current site name | Bonanza Au-Ag Mine |
| Alternate or previous names | Neptune Ag Property |
| Geographic coordinates: | -84.43323, 13.93419 (WGS84) |
|---|
Political divisions (FIPS codes)
Nicaragua(country)
North America(continent)
Land(continent)
| Country |
|---|
| Nicaragua |
| Commodity | Importance |
|---|---|
| Gold | Tertiary |
| Silver | Tertiary |
| (1) | -84.43323, 13.93419 |
|---|
| Operation type | Surface-Underground |
|---|---|
| Development status | Producer |
| Commodity type | Metallic |
| Significant | No |
| Type of mineral rights | Unknown |
|---|
| Type | Operator |
|---|---|
| Owner | Neptune Mining Co. |
| Home office | Nicaragua |
| Year | 1976 |
| Type | Operator |
|---|---|
| Owner | Asarco (American Smelting And Refining Co.) |
| Interest | 52 |
| Year | 1976 |
| Type | Owner |
|---|---|
| Owner | New York And Honduras Rosario Mining Co. |
| Interest | 36 |
| Year | 1976 |
| Type of workings | Underground | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| U.S. Bureau of Mines | Minerals Availability System | MAS | 2190150003 |
BURN,R.G.THE PIS-PIS GOLD MINING DISTRICT OF N.E NICARAGUA.M
MAGAZINE.MARCH 1969.VOL.120.NO.3.PP.169-175.
METALS SOURCEBOOK.ITEM B2850.MAY 20,1974.
1975/76 E/MJ INT.DIR.OF MINING&MINERAL PROCESSING UNITS.MCGR
1976.P.251.
WORLD MINES REGISTER 1976/77.WORLD MINING.MILLER-FREEMAN PUB
TIONS.S.F.CALIF.1976.P.122
| Subject category | Comment text |
|---|---|
| Deposit | 77-RCD 010-FEASIBILITY STUDY IN 1974 FOR RECOVERY OF LOW-GRA REMAINING IN OLD NEPTUNE MINE 77-RCD 620-U1G MINE DEVELOPED BY ADIT&VERTICAL SHAFT.MINING :LONG-HOLE BLASTING,TIMBERED STOPES,MECHANIZED CUT&FILL,AN SHRINKAGE STOPING. 77-RCD 651-BENE.METHOD IS CYANIDATION. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 21-OCT-1983 | Boyle, Ed | U.S. Bureau of Mines |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
MRDS records operators as of each record's last update (≤ 2019). Some of the operators listed here have since changed hands or dissolved:
Curated by qvyshift.com from publicly-reported M&A activity (SEC filings, press releases, USGS Mineral Yearbooks). Not authoritative — verify against primary sources before relying on it. The MSHA panel above is the current authoritative source for actively-permitted mines.