An asbestos-Cr-Cu (?) occurrence.

Location: Location plotted encompasses MAS/MILS Sequence #'s 0020190002-4 (USBM, 1995); and localities 228, 233, 236, and 238 of Degenhart and others (1978, fig. 8); 1-2 mi (1.6-3.2 km) east of, and on opposite (south) side of, canyon from MU002; located to within 1 mi. (1.6 km).

Geology: Rubble sample of serpentinite containing bands and disseminations of chromite, presumably from underlying mafic-ultramafic complex.

Workings: One sample contains up to .22% nickel and 7.5% chromium (Degenhart, 1978, p. 236).

Development Status: No

Deposit Model: Lode; podiform chromite

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

ⓘ Chromite

ⓘ Majakite

2 valid minerals.

Detailed Mineral List:

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

References:

(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey

ⓘ Majakite

Formula: PdNiAs

References:

Mike Scott S106091 from Cureton 1992 ID by B Cannon

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘ	Majakite	2.AC.25e	PdNiAs
Group 4 - Oxides and Hydroxides
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄

List of minerals for each chemical element

O	Oxygen
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	Iron
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Ni	Nickel
Ni	ⓘ Majakite	PdNiAs
As	Arsenic
As	ⓘ Majakite	PdNiAs
Pd	Palladium
Pd	ⓘ Majakite	PdNiAs

Other Databases

Link to USGS - Alaska:	MU003

Other Regions, Features and Areas containing this locality

North AmericaContinent

Brooks RangeMountain Range
Rocky MountainsMountain Range

North America PlateTectonic Plate

Angayucham TerraneAccretionary Complex
Brooks-Northslope Mag DomainDomain
Colville Basin and FoldbeltBasin

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References

MAS/MILS Sequence #'s 0020190002-4 (USBM, 1995).

Degenhart, C.E., Griffis, R.J., McQuat, J.F., and Bigelow, C.G. (1978), Mineral studies of the western Brooks Range performed under contract to the U.S. Bureau of Mines, Contract #JO155089: U.S. Bureau of Mines Open-File Report 103-78, 529 p., 11 sheets.

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