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Sampson Peak, San Benito County, California, USAi
Regional Level Types
Sampson PeakPeak
San Benito CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearch
05002800017272308808936.jpg
Artinite, etc.

Sampson Peak, San Benito County, California, USA
05440930017809545521718.jpg
Magnesite

Sampson Magnesite Mine, Sampson Peak, San Benito County, California, USA
09268860017809545525636.jpg
Magnesite

Sampson Magnesite Mine, Sampson Peak, San Benito County, California, USA
05002800017272308808936.jpg
Artinite, etc.

Sampson Peak, San Benito County, California, USA
05118080017809541502640.jpg
Magnesite

Sampson Magnesite Mine, Sampson Peak, San Benito County, California, USA
06762420017809539587430.jpg
Magnesite

Sampson Magnesite Mine, Sampson Peak, San Benito County, California, USA
05002800017272308808936.jpg
Artinite, etc.

Sampson Peak, San Benito County, California, USA
05440930017809545521718.jpg
Magnesite

Sampson Magnesite Mine, Sampson Peak, San Benito County, California, USA
Latitude & Longitude (WGS84):
36° 24' 31'' North , 120° 42' 15'' West
Latitude & Longitude (decimal):
36.40861,-120.70417
GRN:
N25W70
Type:
Peak
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Three Rocks246 (2011)29.8km
Cantua Creek466 (2011)36.2km
San Lucas269 (2015)42.1km
Coalinga16,564 (2017)42.9km
King City13,902 (2017)43.6km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Coalinga Rockhound SocietyCoalinga, California43km
Mindat Locality ID:
226866
Long-form identifier:
mindat:1:2:226866:1
GUID (UUID V4):
0


A summit located 2.8 km (9,200 feet) WSW of Idria (New Idria).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

4 valid minerals.

Detailed Mineral List:

ⓘ Cinnabar
Formula: HgS
ⓘ Hydromagnesite
Formula: Mg5(CO3)4(OH)2 · 4H2O
Colour: White
Description: Occurs in powdery white balls.
ⓘ Magnesite
Formula: MgCO3
Description: Occurs as a large deposit.
ⓘ Opal
Formula: SiO2 · nH2O
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘCinnabar2.CD.15aHgS
Group 4 - Oxides and Hydroxides
ⓘOpal4.DA.10SiO2 · nH2O
Group 5 - Nitrates and Carbonates
ⓘMagnesite5.AB.05MgCO3
ⓘHydromagnesite5.DA.05Mg5(CO3)4(OH)2 · 4H2O
Unclassified
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Hⓘ OpalSiO2 · nH2O
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Cⓘ MagnesiteMgCO3
OOxygen
Oⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Oⓘ MagnesiteMgCO3
Oⓘ OpalSiO2 · nH2O
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgⓘ HydromagnesiteMg5(CO3)4(OH)2 · 4H2O
Mgⓘ MagnesiteMgCO3
SiSilicon
Siⓘ OpalSiO2 · nH2O
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ CinnabarHgS
HgMercury
Hgⓘ CinnabarHgS

Localities in this Region

USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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