Crystal Hill deposits, Red Rock, Lassen County, California, USAi
| Regional Level Types | |
|---|---|
| Crystal Hill deposits | Group of Deposits |
| Red Rock | - not defined - |
| Lassen County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° 51' 15'' North , 120° 0' 38'' West
Latitude & Longitude (decimal):
Type:
Group of Deposits
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Chilcoot-Vinton | 454 (2011) | 12.1km |
| Cold Springs | 8,544 (2011) | 19.6km |
| Doyle | 678 (2011) | 20.9km |
| Loyalton | 702 (2017) | 27.9km |
| Lemmon Valley | 5,040 (2011) | 28.1km |
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 |
|---|---|---|
| Comstock Gold Prospectors | Reno, Nevada | 40km |
| Reno Gem and Mineral Society | Reno, Nevada | 40km |
A former gemstone mine located in secs. 18 & 19, T23N, R18E, MDM, 6.5 km (4.0 miles) S of Red Rock on the western flank of Peterson Mountain. Also located in sec. 19. Take US highway 395 N from Hallelujah Junction 7.5,then E on dirt road 1.6 miles. MRDS database stated accuracy for this location is 5,000 meters.
Mineralization is a quartz crystal deposit. Local rocks include Plio-Pleistocene and Pliocene loosely consolidated deposits.
Rare scepter crystals found here as well as some smoky and amethyst crystals. Crystals can be found on top of the ground and digging will turn up some almost anywhere. The best area seems to be about halfway up the mountain, S of the parking area, but they are found all over the hill in at least a half mile square.
Workings include surface and underground openings. Deposit is now worked out by collectors.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Quartz Formula: SiO2 |
| ⓘ Quartz var. Amethyst Formula: SiO2 |
| ⓘ Quartz var. Smoky Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Quartz var. Amethyst | 4.DA.05 | SiO2 |
| ⓘ | 4.DA.05 | SiO2 | |
| ⓘ | var. Smoky Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Quartz var. Amethyst | SiO2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Quartz var. Smoky Quartz | SiO2 |
| Si | Silicon | |
| Si | ⓘ Quartz var. Amethyst | SiO2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Quartz var. Smoky Quartz | SiO2 |
Other Databases
| Link to USGS MRDS: | 10139420 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Northern Basin and RangeWide Rift
- Shoofly-Olds Ferry DomainDomain
USA
- Sierra NevadaMountain Range
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