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Kromona Mine, Sultan Mining District, Snohomish County, Washington, USAi
Regional Level Types
Kromona MineMine
Sultan Mining DistrictMining District
Snohomish CountyCounty
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 54' 56'' North , 121° 35' 34'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
May Creek818 (2011)8.8km
Gold Bar2,112 (2017)10.2km
Index194 (2017)10.9km
Startup676 (2011)12.2km
North Sultan264 (2011)16.4km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Darrington Rock & Gem ClubDarrington, Washington38km
Everett Rock & Gem ClubEverett, Washington46km
Marysville Rock & Gem Club, Inc.Marysville, Washington46km
Mindat Locality ID:
25934
Long-form identifier:
mindat:1:2:25934:4
GUID (UUID V4):
0
Other/historical names associated with this locality:
Scriber Mine; Jones Mine; Scriber-Jones Mine


A copper mine above the South Fork of the Sultan River. The ore occurred in a shear zone in quartz diorite. It was developed by two adits with around 2000' of workings, an aerial tramway, and a mill.
Structure: Contact Of Gneiss And Batholith

Alteration: Weak Potassic

Tectonics: Cascade Volcanic Arc

Commodity: Ore is slightly radioactive in places

Deposit: Ore in lenses in northeast-trending structures at contact between quartz diorite and metasedimentary rocks. Many quartz veins containing sulfides mrds records d001418, d000688 have been merged with this record and deleted

Deposit type: Porphyry Cu-Mo

Development: No W production

Geology: Region consists of accreted terranes overprinted by cascade magmatism. Hollister indicates goat haven deposit has similar metallogeny and alteration to mazama deposit. Age given is miocene, but batholith is supposed to be oligocene

Rock formation(s): Index Batholith;Index Batholith;Western Melange Belt


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


13 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

Detailed Mineral List:

ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Marcasite
Formula: FeS2
ⓘ Molybdenite
Formula: MoS2
ⓘ Orpiment
Formula: As2S3
ⓘ Powellite
Formula: Ca(MoO4)
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
ⓘ Realgar
Formula: As4S4
ⓘ Scheelite
Formula: Ca(WO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘBornite2.BA.15Cu5FeS4
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
ⓘMarcasite2.EB.10aFeS2
ⓘRealgar2.FA.15aAs4S4
ⓘOrpiment2.FA.30As2S3
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘPowellite7.GA.05Ca(MoO4)
ⓘScheelite7.GA.05Ca(WO4)

List of minerals for each chemical element

HHydrogen
Hⓘ MalachiteCu2(CO3)(OH)2
CCarbon
Cⓘ CalciteCaCO3
Cⓘ MalachiteCu2(CO3)(OH)2
OOxygen
Oⓘ CalciteCaCO3
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ PowelliteCa(MoO4)
Oⓘ QuartzSiO2
Oⓘ ScheeliteCa(WO4)
SiSilicon
Siⓘ QuartzSiO2
SSulfur
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ MarcasiteFeS2
Sⓘ MolybdeniteMoS2
Sⓘ OrpimentAs2S3
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ RealgarAs4S4
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ PowelliteCa(MoO4)
Caⓘ ScheeliteCa(WO4)
FeIron
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ MarcasiteFeS2
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ MalachiteCu2(CO3)(OH)2
AsArsenic
Asⓘ OrpimentAs2S3
Asⓘ RealgarAs4S4
MoMolybdenum
Moⓘ MolybdeniteMoS2
Moⓘ PowelliteCa(MoO4)
WTungsten
Wⓘ ScheeliteCa(WO4)

Other Databases

Link to USGS MRDS:10036827

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

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