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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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Boston & New York Mine, Curlew Mining District, Ferry County, Washington, USAi
Regional Level Types
Boston & New York MineMine
Curlew Mining DistrictMining District
Ferry CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
48° 51' 44'' North , 118° 34' 51'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Curlew118 (2011)2.9km
Sion658 (2019)18.3km
Grand Forks4,208 (2008)21.7km
Republic1,072 (2017)26.4km
Orient115 (2011)27.6km
Mindat Locality ID:
20775
Long-form identifier:
mindat:1:2:20775:8
GUID (UUID V4):
0
Other/historical names associated with this locality:
Welcome Mine


A silver mine SE of Curlew. Some ore was produced in 1916 and 1928.
Tectonics: Tertiary Intrusive Rocks Of The Republic Graben (Parker And Calkins, 1964, Geol. Map).

Ore(s): No Deposit Data Are Available For This Mine. It Has Produced Ag, Cu, And Pb, And Galena And Chalcopyrite Are Assumed.

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


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

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS

List of minerals for each chemical element

SSulfur
S ChalcopyriteCuFeS2
S GalenaPbS
FeIron
Fe ChalcopyriteCuFeS2
CuCopper
Cu ChalcopyriteCuFeS2
PbLead
Pb GalenaPbS

Other Databases

Link to USGS MRDS:10055866

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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

 
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