Senator Mine (El Senador), New Almaden, New Almaden Mining District, Santa Clara County, California, USAi
| Regional Level Types | |
|---|---|
| Senator Mine (El Senador) | Mine |
| New Almaden | - not defined - |
| New Almaden Mining District | Mining District |
| Santa Clara County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
37° 12' 33'' North , 121° 53' 32'' West
Latitude & Longitude (decimal):
Type:
KΓΆppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Cambrian Park | 3,282 (2018) | 6.3km |
| Los Gatos | 30,705 (2017) | 7.5km |
| Lexington Hills | 2,421 (2011) | 8.7km |
| Monte Sereno | 3,556 (2017) | 9.3km |
| Communications Hill | 11,267 (2019) | 9.4km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Santa Clara Valley Gem & Mineral Society | San Jose, California | 14km |
| Peninsula Gem & Geology Society, Inc. | Los Altos, California | 28km |
| Santa Cruz Mineral and Gem Society | Santa Cruz, California | 29km |
| Sequoia Gem and Mineral Society | Redwood City, California | 43km |
Mindat Locality ID:
92331
Long-form identifier:
mindat:1:2:92331:5
GUID (UUID V4):
9bae0401-979e-4eb7-8787-a597e809cddf
A former Hg occurrence/mine located in sec. 29, T8S, R1E, MDM, about 6.8 km WNW of New Almaden, on county owned land (Almaden Quicksilver County Park). Discovered prior to 1863. Produced during the periods 1863 to 1909 (intermittent), 1909 to 1912 and 1915 to 1926. MRDS database stated accuracy for this location is 10 meters.
Mineralization is hosted in rocks of the Franciscan Complex (Late Cretaceous serpentinite). The ore body strikes N50-80W and dips 40SW with a depth-to-bottom of 393.19 meters. Controls for ore emplacement included local fractures. Local alteration includes silica carbonate alteration of serpentine. Local rocks include rocks of the Franciscan Complex, unit 1 (Coast Ranges).
Local geologic structures include local fractures.
Workings include unspecified underground openings with a length of 6,400.8 meters (the topo map reflects 1 shaft symbol labeled as this mine at this point).
Production data are found in: Bailey and Everhart (1964).
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
2 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| β Cinnabar Formula: HgS |
| β Dolomite Formula: CaMg(CO3)2 |
| β 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| β | Cinnabar | 2.CD.15a | HgS |
| Group 5 - Nitrates and Carbonates | |||
| β | Dolomite | 5.AB.10 | CaMg(CO3)2 |
| Unclassified | |||
| β | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | β Serpentine Subgroup | D3[Si2O5](OH)4 |
| C | Carbon | |
| C | β Dolomite | CaMg(CO3)2 |
| O | Oxygen | |
| O | β Dolomite | CaMg(CO3)2 |
| O | β Serpentine Subgroup | D3[Si2O5](OH)4 |
| Mg | Magnesium | |
| Mg | β Dolomite | CaMg(CO3)2 |
| Si | Silicon | |
| Si | β Serpentine Subgroup | D3[Si2O5](OH)4 |
| S | Sulfur | |
| S | β Cinnabar | HgS |
| Ca | Calcium | |
| Ca | β Dolomite | CaMg(CO3)2 |
| Hg | Mercury | |
| Hg | β Cinnabar | HgS |
Other Databases
| Link to USGS MRDS: | 10103810 |
|---|
Other Regions, Features and Areas containing this locality
North America
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Franciscan DomainDomain
USA
- California
- Santa Cruz MountainsMountain Range
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References
