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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Leta Prospect, Snoqualmie Mining District, King County, Washington, USAi
Regional Level Types
Leta ProspectMine
Snoqualmie Mining DistrictMining District
King CountyCounty (Historical)
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 31' 50'' North , 121° 43' 49'' West
Latitude & Longitude (decimal):
47.53080,-121.73050
GeoHash:
G#: c23qmuwwc
GRN:
N32W60
Type:
Mine
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
North Bend6,679 (2017)5.8km
Tanner1,018 (2011)6.3km
Snoqualmie13,169 (2017)7.1km
Riverbend2,132 (2011)7.3km
Wilderness Rim1,523 (2017)9.7km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Bellevue Rock Club, Inc.Bellevue, Washington36km
East KingCo Rock ClubKirkland, Washington40km
Cascade Mineralogical Society IncKent, Washington41km
North American Miners AssociationKent, Washington41km
North Seattle Lapidary & Mineral ClubSeattle, Washington46km
Mindat Locality ID:
19020
Long-form identifier:
mindat:1:2:19020:9
GUID (UUID V4):
0


A small prospect by the creek flowing from Crater Lake.

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


3 valid minerals.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘPyrrhotite2.CC.10Fe1-xS
Group 5 - Nitrates and Carbonates
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2

List of minerals for each chemical element

CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
SSulfur
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ PyrrhotiteFe1-xS
ZnZinc
Znⓘ SphaleriteZnS

Other Databases

Link to USGS MRDS:10228528

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

Cannon, B., Personal communication with Bart Cannon.
Hodges, Lawrence Kaye (1897) Mining in the Pacific Northwest. The Post-Intelligencer. p.1-192.
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