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Mountain Home Prospect, Fidalgo Island, Skagit County, Washington, USAi
Regional Level Types
Mountain Home ProspectProspect
Fidalgo IslandIsland
Skagit CountyCounty
WashingtonState
USACountry

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PhotosMapsSearchMineralogy
Latitude & Longitude (WGS84):
48° 26' 50'' North , 122° 36' 51'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Anacortes16,403 (2017)7.3km
Bay View696 (2011)10.9km
La Conner927 (2017)10.9km
Ault Field1,541 (2011)12.9km
Oak Harbor22,693 (2017)17.3km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
North Puget Sound Facetors GuildMount Vernon, Washington21km
Skagit Rock and Gem ClubMt. Vernon, Washington21km
Mount Baker Rock And Gem ClubBellingham, Washington36km
Mindat Locality ID:
17407
Long-form identifier:
mindat:1:2:17407:0
GUID (UUID V4):
0
Other/historical names associated with this locality:
Fidalgo Prospect


A prospect on Fidalgo Island located "a few miles south" of Anacortes. The ore consisted of bemenite with specks of native copper, similar to the deposits of the Olympic Peninsula.

Note: Not to be confused with the "Fidalgo Mine" or "Fidalgo Island Prospect" listed in Huntting, 1956.
A prospect on Fidalgo Island located "a few miles south" of Anacortes. The ore consisted of bemenite with specks of native copper, similar to the deposits of the Olympic Peninsula.

Note: Not to be confused with the "Fidalgo Mine" or "Fidalgo Island Prospect" listed in Huntting, 1956.
Tectonics: Active Margin (Leading Edge Of North American Plate)

Deposit: Bementite ore body in greenstone is 10 ft thick and can be traced 400-500 ft. Relation of cu to Mn is not known

Deposit type: Volcanogenic Mn, Olympic Peninsula

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.


Mineral List


4 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrite2.EB.05aFeS2
Group 9 - Silicates
ⓘBementite9.EE.05Mn7Si6O15(OH)8

List of minerals for each chemical element

HHydrogen
Hⓘ BementiteMn7Si6O15(OH)8
OOxygen
Oⓘ BementiteMn7Si6O15(OH)8
SiSilicon
Siⓘ BementiteMn7Si6O15(OH)8
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ PyriteFeS2
MnManganese
Mnⓘ BementiteMn7Si6O15(OH)8
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ PyriteFeS2
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ Native CopperCu

Other Databases

Link to USGS MRDS:10047920

Other Regions, Features and Areas containing this locality

North America
North America PlateTectonic Plate

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