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Downieville, Downieville Mining District, Sierra County, California, USAi
Regional Level Types
Downieville- not defined -
Downieville Mining DistrictMining District
Sierra CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
39° 33' 34'' North , 120° 49' 37'' West
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Downieville282 (2011)0.0km
Sierra City221 (2011)16.6km
Pike134 (2011)19.9km
Washington185 (2011)22.4km
Camptonville158 (2011)22.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Nevada County Gem & Mineral SocietyGrass Valley, California43km
Mindat Locality ID:
215409
Long-form identifier:
mindat:1:2:215409:4
GUID (UUID V4):
6006fd5b-150c-4912-8210-bff36dce10e3


A populated place (city) located along the North Yuba River at its confluence with the Downie River.

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

13 valid minerals.

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Bismuth
Formula: Bi
Description: Represented in the Stanford University collection.
Chromite
Formula: Fe2+Cr3+2O4
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Clinochlore var. Pennine
Formula: Mg5Al(AlSi3O10)(OH)8
'Fayalite-Forsterite Series'
Galena
Formula: PbS
Description: Occurs as masses in a limestone cave.
Gold
Formula: Au
Localities: Reported from at least 43 localities in this region.
Magnesiochromite
Formula: MgCr2O4
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Mariposite
Formula: K(Al,Cr)2(Al,Si)4O10(OH)2
Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Localities: Reported from at least 21 localities in this region.
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
Stibnite
Formula: Sb2S3
Description: Occurs with gold ores in local mines.
Talc
Formula: Mg3Si4O10(OH)2
Uvarovite
Formula: Ca3Cr2(SiO4)3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Gold1.AA.05Au
Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
Galena2.CD.10PbS
Stibnite2.DB.05Sb2S3
Pyrite2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
Group 4 - Oxides and Hydroxides
Magnesiochromite4.BB.05MgCr2O4
Chromite4.BB.05Fe2+Cr3+2O4
Quartz4.DA.05SiO2
Group 9 - Silicates
Uvarovite9.AD.25Ca3Cr2(SiO4)3
Talc9.EC.05Mg3Si4O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Phengite9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
var. Mariposite9.EC.15K(Al,Cr)2(Al,Si)4O10(OH)2
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
var. Pennine9.EC.55Mg5Al(AlSi3O10)(OH)8
Unclassified
'Fayalite-Forsterite Series'-
'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
H ClinochloreMg5Al(AlSi3O10)(OH)8
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
H TalcMg3Si4O10(OH)2
H Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
H Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
H Serpentine SubgroupD3[Si2O5](OH)4
OOxygen
O ChromiteFe2+Cr23+O4
O ClinochloreMg5Al(AlSi3O10)(OH)8
O MagnesiochromiteMgCr2O4
O MuscoviteKAl2(AlSi3O10)(OH)2
O Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
O QuartzSiO2
O TalcMg3Si4O10(OH)2
O UvaroviteCa3Cr2(SiO4)3
O Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
O Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
O Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg MagnesiochromiteMgCr2O4
Mg Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mg TalcMg3Si4O10(OH)2
Mg Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
AlAluminium
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Al Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Al Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
SiSilicon
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Si QuartzSiO2
Si TalcMg3Si4O10(OH)2
Si UvaroviteCa3Cr2(SiO4)3
Si Clinochlore var. PennineMg5Al(AlSi3O10)(OH)8
Si Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Si Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
S ArsenopyriteFeAsS
S GalenaPbS
S PyriteFeS2
S StibniteSb2S3
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
K Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
CaCalcium
Ca UvaroviteCa3Cr2(SiO4)3
CrChromium
Cr ChromiteFe2+Cr23+O4
Cr MagnesiochromiteMgCr2O4
Cr UvaroviteCa3Cr2(SiO4)3
Cr Muscovite var. MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
FeIron
Fe ArsenopyriteFeAsS
Fe ChromiteFe2+Cr23+O4
Fe Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Fe PyriteFeS2
AsArsenic
As ArsenopyriteFeAsS
SbAntimony
Sb StibniteSb2S3
AuGold
Au GoldAu
PbLead
Pb GalenaPbS
BiBismuth
Bi BismuthBi

Localities in this Region

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate
USA

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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