Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Sam Brown claim, Hoopa, Hoopa Indian Reservation, Klamath Mountains, Humboldt County, California, USAi
Regional Level Types
Sam Brown claimClaim
Hoopa- not defined -
Hoopa Indian ReservationReservation
Klamath MountainsMountain Range
Humboldt CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
41° 4' 44'' North , 123° 42' 32'' West
Latitude & Longitude (decimal):
41.07889,-123.70889
GeoHash:
G#: 9r218yjvv
GRN:
N28W67
Type:
Claim
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Willow Creek1,710 (2011)16.8km
Trinity Village297 (2011)27.2km
Fieldbrook859 (2011)30.1km
Blue Lake1,252 (2017)31.7km
Westhaven-Moonstone1,205 (2011)33.2km
Mindat Locality ID:
76865
Long-form identifier:
mindat:1:2:76865:7
GUID (UUID V4):
0


A Mn prospect from the WW II era, located in sec. 15, T8N, R4E, HM, 4.4 km (2.7 miles) NW of Hoopa.

Mineralization is hosted in gabbro and quartzite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


4 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘCopper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 5 - Nitrates and Carbonates
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘRhodonite9.DK.05CaMn3Mn[Si5O15]

List of minerals for each chemical element

HHydrogen
Hⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ RhodoniteCaMn3Mn[Si5O15]
SiSilicon
Siⓘ RhodoniteCaMn3Mn[Si5O15]
SSulfur
Sⓘ PyriteFeS2
CaCalcium
Caⓘ RhodoniteCaMn3Mn[Si5O15]
MnManganese
Mnⓘ RhodoniteCaMn3Mn[Si5O15]
FeIron
Feⓘ PyriteFeS2
CuCopper
Cuⓘ CopperCu
Cuⓘ MalachiteCu2(CO3)(OH)2

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.

References

PSFC Report: figure 7.
USGS map MR-23.
Trask, Parker Davies, Ivan F. Wilson & F.S. Simons (1943), Manganese deposits of California – a summary report: California Division Mines Bulletin 125: 116
Trask, Parker Davies (1950) Geologic description of the manganese deposits of California. California Division of Mines Bulletin 152, 378 pp.: 71-72
Irwin, W.P. (1960) Geologic reconnaissance of the northern Coast Ranges and Klamath Mountains, California. California Division of Mines Bulletin 179 80 pp.: figure 13.
Trengrove, Russell R. (1960), Reconnaissance of California Manganese Deposits, U.S. Bureau of Mines Report of Investigation 5579: 6.
Murdoch, Joseph; Webb, Robert Wallace (1966) Minerals of California, Centennial Volume (1866-1966) - California Division of Mines and Geology, Bulletin 189. California Division of Mines and Geology. 559 pp.
Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.
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