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Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USAi
Regional Level Types
Jumbo MountainArea
Darrington Mining DistrictMining District
Snohomish CountyCounty
WashingtonState
USACountry

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PhotosMapsSearchMineralogy
07955580017473148434729.jpg
Forsterite, etc.

Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
06422730017272039693384.jpg
Forsterite

Hunters Claim, Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
05375780017272036822654.jpg
Forsterite

Hunters Claim, Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
07955580017473148434729.jpg
Forsterite, etc.

Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
06422730017272039693384.jpg
Forsterite

Hunters Claim, Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
05375780017272036822654.jpg
Forsterite

Hunters Claim, Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
07955580017473148434729.jpg
Forsterite, etc.

Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
06422730017272039693384.jpg
Forsterite

Hunters Claim, Jumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
Latitude & Longitude (WGS84):
48° 12' 0'' North , 121° 35' 59'' West
Latitude & Longitude (decimal):
48.20000,-121.60000
GRN:
N33W59
Type:
Area
Köppen climate type:
Cfb : Temperate oceanic climate
Mindat Locality ID:
15917
Long-form identifier:
mindat:1:2:15917:8
GUID (UUID V4):
0


Mineralization in the Jumbo Mountain Intrusion Southeast of Darrington

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

Mineral list contains entries from the region specified including sub-localities

14 valid minerals.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Cubanite
Formula: CuFe2S3
Habit: grains up to 1/2" in diameter
ⓘ 'Ferro-actinolite-Tremolite Series'
Colour: various shades of Green
ⓘ Forsterite
Formula: Mg2(SiO4)
Habit: tabular crystals
Colour: dark brown
ⓘ Galena
Formula: PbS
ⓘ Kotoite
Formula: Mg3[BO3]2
ⓘ Ludwigite
Formula: Mg2Fe3+(BO3)O2
ⓘ Mackinawite
Formula: FeS
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
Habit: crystals
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Talc
Formula: Mg3Si4O10(OH)2
ⓘ Tellurobismuthite
Formula: Bi2Te3
ⓘ Valleriite
Formula: (Fe2+,Cu)4(Mg,Al)3S4(OH,O)6

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘCubanite2.CB.55aCuFe2S3
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘMackinawite2.CC.25FeS
ⓘGalena2.CD.10PbS
ⓘTellurobismuthite2.DC.05Bi2Te3
ⓘValleriite2.FD.30(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
Group 5 - Nitrates and Carbonates
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Group 6 - Borates
ⓘKotoite6.AA.35Mg3[BO3]2
ⓘLudwigite6.AB.30Mg2Fe3+(BO3)O2
Group 9 - Silicates
ⓘForsterite9.AC.05Mg2(SiO4)
ⓘTalc9.EC.05Mg3Si4O10(OH)2
Unclassified
ⓘ'Ferro-actinolite-Tremolite Series'-

List of minerals for each chemical element

HHydrogen
Hⓘ TalcMg3Si4O10(OH)2
Hⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Hⓘ Ferro-actinolite-Tremolite Series
BBoron
Bⓘ KotoiteMg3[BO3]2
Bⓘ LudwigiteMg2Fe3+(BO3)O2
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ ForsteriteMg2(SiO4)
Oⓘ KotoiteMg3[BO3]2
Oⓘ LudwigiteMg2Fe3+(BO3)O2
Oⓘ TalcMg3Si4O10(OH)2
Oⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Oⓘ Ferro-actinolite-Tremolite Series
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ ForsteriteMg2(SiO4)
Mgⓘ KotoiteMg3[BO3]2
Mgⓘ LudwigiteMg2Fe3+(BO3)O2
Mgⓘ TalcMg3Si4O10(OH)2
Mgⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Mgⓘ Ferro-actinolite-Tremolite Series
AlAluminium
Alⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
SiSilicon
Siⓘ ForsteriteMg2(SiO4)
Siⓘ TalcMg3Si4O10(OH)2
Siⓘ Ferro-actinolite-Tremolite Series
SSulfur
Sⓘ ChalcopyriteCuFeS2
Sⓘ CubaniteCuFe2S3
Sⓘ GalenaPbS
Sⓘ MackinawiteFeS
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyrrhotiteFe1-xS
Sⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ Ferro-actinolite-Tremolite Series
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ CubaniteCuFe2S3
Feⓘ LudwigiteMg2Fe3+(BO3)O2
Feⓘ MackinawiteFeS
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyrrhotiteFe1-xS
Feⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
Feⓘ Ferro-actinolite-Tremolite Series
NiNickel
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ CubaniteCuFe2S3
Cuⓘ Valleriite(Fe2+,Cu)4(Mg,Al)3S4(OH,O)6
TeTellurium
Teⓘ TellurobismuthiteBi2Te3
PbLead
Pbⓘ GalenaPbS
BiBismuth
Biⓘ TellurobismuthiteBi2Te3

Localities in this Region

USA

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, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
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