Unnamed Cr-PGE prospect [1], High Plateau Mountain, Rockland, Diamond Creek Mining District, Klamath Mountains, Del Norte County, California, USAi
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Latitude & Longitude (WGS84):
41° 55' 28'' North , 123° 57' 26'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Gasquet | 661 (2011) | 8.9km |
| Smith River | 866 (2011) | 15.7km |
| Hiouchi | 301 (2011) | 17.5km |
| Bertsch-Oceanview | 2,436 (2011) | 25.4km |
| O'Brien | 504 (2011) | 26.3km |
A Cr-PGE (Ru-Rh-Pt-Ir-Pd) occurrence located 2.8 km (9,000 feet) WNW of High Plateau Mountain (coordinates of record). Unsurveyed. Located in Six Rivers National Forest. UTM given is for PGE sample locality. Lat/Long coordinates given are for nearby adit symbol; UTM 4641630N, 420590E.
Mineralization is a podiform chromite deposit (Deposit model: 15: Podiform chromite (minor)), hosted in dunite. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains). Associated rock type is plutonic rock, ultramafic intrusive rock, peridotite
(Rock unit name Josephine Ophiolite).
Related tectonic structures include the Klamath Mountains Accreted Terrane - Western Jurassic Belt.
Analytical data for PGE sample: Results for 1 PGE analysis: Pt = 47 PPB; Pd = trace; Ir = 140 PPB; Ru = 280 PPB; and Rh = 27 PPB.
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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
1 valid mineral.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
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Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Chromite Formula: Fe2+Cr3+2O4 |
| ⓘ 'Fayalite-Forsterite Series' |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| Unclassified | |||
| ⓘ | 'Fayalite-Forsterite Series' | - | |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Fayalite-Forsterite Series | |
| Mg | Magnesium | |
| Mg | ⓘ Fayalite-Forsterite Series | |
| Si | Silicon | |
| Si | ⓘ Fayalite-Forsterite Series | |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | ⓘ Fayalite-Forsterite Series | |
Other Databases
| Link to USGS MRDS: | 10048453 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Foothills-Wallowa DomainDomain
- Klamouth RangeVolcanic Arc
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