| Deposit ID | 10110789 |
|---|---|
| MRDS ID | W024119 |
| Record type | Site |
| Current site name | Massa Hill |
| Related records | 10115440 |
| Geographic coordinates: | -122.68134, 38.16961 (WGS84) |
|---|---|
| Elevation | 98 |
Political divisions (FIPS codes)
Marin(county)
California(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Petaluma(quadrangle 1:24,000 scale)
Napa(quadrangle 1:100,000 scale)
Santa Rosa(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
San Pablo Bay(hydrologic unit)
San Francisco Bay(hydrologic accounting unit)
San Francisco Bay(hydrologic subregion)
California(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | California | Marin |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 004N | 007W | 19 | California |
| Commodity | Importance |
|---|---|
| Gemstone | Primary |
| (1) | -122.68134, 38.16961 |
|---|
| Development status | Producer |
|---|---|
| Commodity type | Non-metallic |
| Significant | No |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | W024119 |
CALIF JOUR MINES AND GEOL V 51 NO 3 JULY 1955 P 259 280 PL 4
GEM STONES NEPHRITE ON VONSON RANCH APPROX 1 MI SW OF UNION SCHOOL
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-NOV-1982 | Unknown | 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.