Diamond placer occurrence MRDS No. 10028324, Volcano, Volcano Mining District, Amador County, California, USAi
| Regional Level Types | |
|---|---|
| Diamond placer occurrence MRDS No. 10028324 | Occurrence |
| Volcano | Town |
| Volcano Mining District | Mining District |
| Amador County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 26' 44'' North , 120° 37' 18'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Volcano | 115 (2017) | 0.8km |
| Red Corral | 1,413 (2017) | 4.0km |
| Pioneer | 1,094 (2011) | 4.6km |
| Pine Grove | 2,219 (2011) | 4.9km |
| Buckhorn | 2,429 (2017) | 8.1km |
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 |
|---|---|---|
| Amador County Gem & Mineral Society | Sutter Creek, California | 17km |
| El Dorado County Mineral and Gem Society | Placerville, California | 35km |
| Gold Country Treasure Seekers | Placerville, California | 35km |
| Calaveras Gem & Mineral Society | Angels Camp, California | 43km |
A placer gemstone occurrence located in sec. 23, T7N, R12E, MDM, 0.8 km (0.5 mile) ENE of Volcano, on the N side of Sutter Creek. MRDS database accuracy for this location is not stated.
Mineralization is a diamondiferous placer deposit. Local rocks include Paleozoic marine rocks, undivided, unit 4 (Western Sierra Nevada).
Between 60 & 70 small diamonds have been found in Jackass Gulch near Volcano. The larger stones ranged from 1 to 1.57 carets in weight. Four small octahedral diamond crystals found near Volcano were placed on display in the American Museum of Natural History, New York City, New York. Also, small amounts of blue chalcedony and opalized wood have been found near Volcano.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
3 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:
| ⓘ Diamond Formula: C Habit: Octahedral |
| ⓘ Opal Formula: SiO2 · nH2O |
| ⓘ Quartz Formula: SiO2 |
| ⓘ Quartz var. Blue Chalcedony Formula: SiO2 |
| ⓘ Quartz var. Chalcedony Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Diamond | 1.CB.10a | C |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz var. Chalcedony | 4.DA.05 | SiO2 |
| ⓘ | 4.DA.05 | SiO2 | |
| ⓘ | var. Blue Chalcedony | 4.DA.05 | SiO2 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Opal | SiO2 · nH2O |
| C | Carbon | |
| C | ⓘ Diamond | C |
| O | Oxygen | |
| O | ⓘ Quartz var. Chalcedony | SiO2 |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Quartz var. Blue Chalcedony | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz var. Chalcedony | SiO2 |
| Si | ⓘ Opal | SiO2 · nH2O |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Quartz var. Blue Chalcedony | SiO2 |
Other Databases
| Link to USGS MRDS: | 10028324 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Shoofly-Olds Ferry DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- Sierra NevadaMountain Range
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Diamond placer occurrence MRDS No. 10028324, Volcano, Volcano Mining District, Amador County, California, USA