Pulse prospect, Eylar Mountain, Black Wonder Mining District, Santa Clara County, California, USAi
| Regional Level Types | |
|---|---|
| Pulse prospect | Prospect |
| Eylar Mountain | Mountain |
| Black Wonder Mining District | Mining District |
| Santa Clara County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
37° 27' 51'' North , 121° 30' 20'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Diablo Grande | 826 (2017) | 21.3km |
| Westley | 603 (2011) | 28.6km |
| East Foothills | 8,269 (2011) | 29.0km |
| Alum Rock | 15,536 (2018) | 30.4km |
| Grayson | 952 (2011) | 30.8km |
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 |
|---|---|---|
| Livermore Valley Lithophiles | Livermore, California | 33km |
| Santa Clara Valley Gem & Mineral Society | San Jose, California | 37km |
| Mother Lode Mineral Society | Modesto, California | 49km |
A former Mn occurrence/mine located in the SW¼ sec. 26, T5S, R4E, MDM, 4.8 km (3.0 miles) ESE of Eylar Mountain (coordinates of record), along the N canyon wall of Pulse Canyon, E of Arroyo Mocho, in the NE corner of the county, on private land. Discovered in 1918. Owned & operated by Jack Pulse, California (1974). MRDS database stated accuracy for this location is 1,000 meters.
The ore body is 0.61 meter thick. Siliceous Mn oxide 2 feet thick is enclosed in white chert and decomposed, buff, shaly chert striking N30W and dipping 50SW. The ore is slightly oxidized pinkish chert with small pockets of high-grade Mn oxide. Some thin-bedded, brown, shaly chert contains thin Mn oxide films. Local rocks include rocks of the Franciscan melange.
Workings include unspecified surface and underground openings.
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Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
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:
| ⓘ 'Manganese Oxides' |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Unclassified | |||
|---|---|---|---|
| ⓘ | 'Manganese Oxides' | - | |
List of minerals for each chemical element
Other Databases
| Link to USGS MRDS: | 10077459 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- California Coast RangesAccretionary Complex
- Franciscan DomainDomain
USA
- California
- Diablo RangeMountain Range
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