A gold prospect near the head of Benson Creek. The ore occurred in shears in slate that had been intruded by porphyry. It was developed by a few adits, the longest of which was 136'.
Tectonics: Cascade Volcanic Arc

Deposit: Quartz vein 3-6 in. Wide. The type of deposit is unknown

Geology: Slate intruded by porphyry (huntting, 1956).

Rock formation(s): Harts Pass Group, Harts Pass Formation

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.

ⓘ Copper

ⓘ Gold

ⓘ Silver

Mineral List

ⓘ Native Gold

ⓘ Quartz

2 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

ⓘ Slate

Detailed Mineral List:

ⓘ Native Gold

Formula: Au

References:

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

ⓘ Quartz

Formula: SiO₂

References:

Moen, W. (1969) Mines and Mineral Deposits of Whatcom County, Washington. Washington Division of Mines and Geology Bulletin 57, 134 pages.

(2005) Mineral Resources Data System (MRDS), US Geological Survey.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Native Gold	1.AA.05	Au
Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂

List of minerals for each chemical element

O	Oxygen
O	ⓘ Quartz	SiO₂
Si	Silicon
Si	ⓘ Quartz	SiO₂
Au	Gold
Au	ⓘ Native Gold	Au

Other Databases

Link to USGS MRDS:	10047735

Other Regions, Features and Areas containing this locality

North AmericaContinent

Cascade RangeMountain Range

North America PlateTectonic Plate

Franciscan DomainDomain
MethowAccretionary Complex

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References

Moen, W. (1969) Mines and Mineral Deposits of Whatcom County, Washington. Washington Division of Mines and Geology Bulletin 57, 134 pages.

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