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Promberger property (Pramberger), Copper Mountain, Black Wonder Mining District, Stanislaus Co., California, USAi
Regional Level Types
Promberger property (Pramberger)Property
Copper MountainMountain
Black Wonder Mining DistrictMining District
Stanislaus Co.County
CaliforniaState
USACountry

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Key
Latitude & Longitude (WGS84):
37° 26' 14'' North , 121° 19' 29'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Diablo Grande826 (2017)6.0km
Westley603 (2011)16.7km
Patterson21,498 (2017)17.6km
Grayson952 (2011)19.0km
Crows Landing355 (2011)22.9km


A magnesite occurrence located in secs. 4 & 8, T6S, R6E, MDM, 2.4 km (7,800 feet) NNW of Copper Mountain, along Del Puerto Canyon, between its confluences with Slick Rock Canyon and Salt Grass Canyon. MRDS database stated accuracy for this location is 100 meters. This locality is evidenced on the topo map as a prospect symbol.

Local rocks include ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains).

Workings include unspecified surface openings.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


2 valid minerals.

Detailed Mineral List:

Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Description: Often associated with aragonite in local Cr mines.
Reference: Laizure, Clyde McK (1943), Discoveries in the strategic minerals; San Francisco field district: California Mining Bureau. Report 39: 53-57; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 223; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 216.
Magnesite
Formula: MgCO3
Reference: USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10141927.

List of minerals arranged by Strunz 10th Edition classification

Group 5 - Nitrates and Carbonates
Hydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
Magnesite5.AB.05MgCO3

List of minerals arranged by Dana 8th Edition classification

Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Magnesite14.1.1.2MgCO3
Group 16b - HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
Hydromagnesite16b.7.1.1Mg5(CO3)4(OH)2 · 4H2O

List of minerals for each chemical element

HHydrogen
H HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
CCarbon
C HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
C MagnesiteMgCO3
OOxygen
O HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
O MagnesiteMgCO3
MgMagnesium
Mg HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mg MagnesiteMgCO3

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Laizure, Clyde McK (1943), Discoveries in the strategic minerals; San Francisco field district: California Mining Bureau. Report 39: 53-57.
Charles, Abbott (1947), Mines and minerals of Stanislaus County: California Division Mines Report 43: 43(2) (April): 94.
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 223.
Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 216.
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10141927.
U.S. Bureau of Mines, Minerals Availability System (MAS) file ID #0060990058.

USGS MRDS Record:10141927

Other Regions, Features and Areas containg this locality

North America
North America PlateTectonic Plate
USA

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