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Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USAi
Regional Level Types
Sage HillHill
Michigan Bluff Mining District (Michigan Bluff Mining deposit)Mining District
Placer CountyCounty
CaliforniaState
USACountry

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PhotosMapsSearchMineralogy
04044950017271929275075.jpg
Native Gold

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
06746450017271954236926.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
02922420017272011257887.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
03022350017582986399187.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
02161850017271929222608.jpg
Native Gold

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
08759600017271929246838.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
08246160017846609105970.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
09495250017846609331387.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
04044950017271929275075.jpg
Native Gold

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
06746450017271954236926.jpg
Native Gold, etc.

Eagle's Nest Mine, Sage Hill, Michigan Bluff Mining District, Placer County, California, USA
Latitude & Longitude (WGS84):
39° 1' 58'' North , 120° 45' 18'' West
Latitude & Longitude (decimal):
39.03278,-120.75500
GRN:
N27W67
Type:
Hill
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Foresthill1,483 (2011)5.6km
Georgetown2,367 (2011)15.7km
Colfax2,005 (2017)18.7km
Alta610 (2011)19.9km
Dutch Flat160 (2011)20.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Nevada County Gem & Mineral SocietyGrass Valley, California34km
El Dorado County Mineral and Gem SocietyPlacerville, California34km
Gold Country Treasure SeekersPlacerville, California34km
Mindat Locality ID:
266370
Long-form identifier:
mindat:1:2:266370:1
GUID (UUID V4):
0


Summit.

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

11 valid minerals.

Detailed Mineral List:

ⓘ Antigorite
Formula: Mg3(Si2O5)(OH)4
ⓘ 'Chlorite Group'
ⓘ Chromite
Formula: Fe2+Cr3+2O4
Localities:
Clinton Burro prospects (Chromite), Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USA
Cultus Quartz lode, Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USA
Mountain View group (Manzanita Chrome Mine [1918]; Victory Chrome Company), Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USA
Bunker Mine (Bunker Mines; Blue Bird Mine [1880's]; Bay Tree prospect; Sunnyside occurrence), Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USA (more information)
Coal pit, Bunker Mine (Bunker Mines; Blue Bird Mine [1880's]; Bay Tree prospect; Sunnyside occurrence), Sage Hill, Michigan Bluff Mining District (Michigan Bluff Mining deposit), Placer County, California, USA (more information)
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ 'Fayalite-Forsterite Series'
ⓘ Galena
Formula: PbS
ⓘ Graphite
Formula: C
ⓘ Magnesiochromite
Formula: MgCr2O4
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 9 localities in this region.
Habit: Small sharp octos to a cm, dendritic, wires and plates to many cm.
Colour: gold
Fluorescence: none
Description: Extremely rich specimens of well crystallized gold in Quartz
ⓘ Pyrite
Formula: FeS2
ⓘ 'Pyroxene Group'
Formula: ADSi2O6
ⓘ Quartz
Formula: SiO2
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Uvarovite
Formula: Ca3Cr3+2(SiO4)3
Description: Comprises main part of matrix of some ore.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnesiochromite4.BB.05MgCr2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘDolomite5.AB.10CaMg(CO3)2
Group 9 - Silicates
ⓘUvarovite9.AD.25Ca3Cr3+2(SiO4)3
ⓘAntigorite9.ED.15Mg3(Si2O5)(OH)4
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ AntigoriteMg3(Si2O5)(OH)4
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ DolomiteCaMg(CO3)2
Cⓘ GraphiteC
OOxygen
Oⓘ AntigoriteMg3(Si2O5)(OH)4
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ DolomiteCaMg(CO3)2
Oⓘ MagnesiochromiteMgCr2O4
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ QuartzSiO2
Oⓘ UvaroviteCa3Cr23+(SiO4)3
Oⓘ Fayalite-Forsterite Series
Oⓘ Pyroxene GroupADSi2O6
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgⓘ AntigoriteMg3(Si2O5)(OH)4
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ MagnesiochromiteMgCr2O4
Mgⓘ Fayalite-Forsterite Series
SiSilicon
Siⓘ AntigoriteMg3(Si2O5)(OH)4
Siⓘ QuartzSiO2
Siⓘ UvaroviteCa3Cr23+(SiO4)3
Siⓘ Fayalite-Forsterite Series
Siⓘ Pyroxene GroupADSi2O6
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
CaCalcium
Caⓘ DolomiteCaMg(CO3)2
Caⓘ UvaroviteCa3Cr23+(SiO4)3
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
Crⓘ MagnesiochromiteMgCr2O4
Crⓘ UvaroviteCa3Cr23+(SiO4)3
FeIron
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ Fayalite-Forsterite Series
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS

Localities in this Region

USA
USA

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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