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Hansen Creek Crystal Area, Hansen Creek, Snoqualmie Mining District, King County, Washington, USAi
Regional Level Types
Hansen Creek Crystal AreaArea
Hansen CreekCreek
Snoqualmie Mining DistrictMining District
King CountyCounty (Historical)
WashingtonState
USACountry

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Latitude & Longitude (WGS84):
47° 22' 8'' North , 121° 31' 5'' West
Latitude & Longitude (decimal):
47.36910,-121.51811
GeoHash:
G#: c23t6z31n
GRN:
N32W60
Type:
Area
KΓΆppen climate type:
Csb : Warm-summer Mediterranean climate
Mindat Locality ID:
8003
Long-form identifier:
mindat:1:2:8003:6
GUID (UUID V4):
d0ca612c-ceb4-4ef1-8114-43aa2d82f2a7


In road cuts and adjacent forested area along the Hansen Creek forest service road, East of North Bend. The quartz crystal-bearing area covers about 20 acres and is believed to be a remnant of a large rock slide originating on Humpback Mountain.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


16 valid minerals.

Detailed Mineral List:

β“˜ 'Actinolite-Tremolite Series'
β“˜ Albite
Formula: Na(AlSi3O8)
Description: found in altered Snoqualmie granodiorite
β“˜ Anatase
Formula: TiO2
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: found in altered Snoqualmie granodiorite
β“˜ Brookite
Formula: TiO2
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Calcite
Formula: CaCO3
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Chalcopyrite
Formula: CuFeS2
Description: found in altered Snoqualmie granodiorite
β“˜ Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Description: found in altered Snoqualmie granodiorite
β“˜ Fluorapatite
Formula: Ca5(PO4)3F
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Goethite
Formula: Ξ±-Fe3+O(OH)
Habit: pseudomorphous after pyrite
β“˜ Orthoclase
Formula: K(AlSi3O8)
Description: found in altered Snoqualmie granodiorite
β“˜ Piemontite
Formula: (CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Pyrite
Formula: FeS2
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Quartz
Formula: SiO2
β“˜ Quartz var. Amethyst
Formula: SiO2
β“˜ Quartz var. Sceptre Quartz
Formula: SiO2
β“˜ Rutile
Formula: TiO2
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected
β“˜ Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Description: found in altered Snoqualmie granodiorite
β“˜ Titanite
Formula: CaTi(SiO4)O
Description: Minerals most often found in calcite filled vugs requiring removal of calcite to view crystals.
References:
self collected

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
β“˜Chalcopyrite2.CB.10aCuFeS2
β“˜Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
β“˜Goethite4.00.Ξ±-Fe3+O(OH)
β“˜Quartz
var. Sceptre Quartz		4.DA.05SiO2
β“˜var. Amethyst4.DA.05SiO2
β“˜4.DA.05SiO2
β“˜Rutile4.DB.05TiO2
β“˜Anatase4.DD.05TiO2
β“˜Brookite4.DD.10TiO2
Group 5 - Nitrates and Carbonates
β“˜Calcite5.AB.05CaCO3
Group 8 - Phosphates, Arsenates and Vanadates
β“˜Fluorapatite8.BN.05Ca5(PO4)3F
Group 9 - Silicates
β“˜Titanite9.AG.15CaTi(SiO4)O
β“˜Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
β“˜Piemontite9.BG.05a(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
β“˜Schorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
β“˜Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
β“˜Orthoclase9.FA.30K(AlSi3O8)
β“˜Albite9.FA.35Na(AlSi3O8)
Unclassified
β“˜'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
β“˜'Actinolite-Tremolite Series'-

List of minerals for each chemical element

HHydrogen
Hβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Hβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hβ“˜ GoethiteΞ±-Fe3+O(OH)
Hβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Hβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
BBoron
Bβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
Cβ“˜ CalciteCaCO3
OOxygen
Oβ“˜ AlbiteNa(AlSi3O8)
Oβ“˜ Quartz var. AmethystSiO2
Oβ“˜ AnataseTiO2
Oβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oβ“˜ BrookiteTiO2
Oβ“˜ CalciteCaCO3
Oβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Oβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oβ“˜ FluorapatiteCa5(PO4)3F
Oβ“˜ GoethiteΞ±-Fe3+O(OH)
Oβ“˜ OrthoclaseK(AlSi3O8)
Oβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Oβ“˜ QuartzSiO2
Oβ“˜ RutileTiO2
Oβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Oβ“˜ TitaniteCaTi(SiO4)O
Oβ“˜ Quartz var. Sceptre QuartzSiO2
FFluorine
Fβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fβ“˜ FluorapatiteCa5(PO4)3F
NaSodium
Naβ“˜ AlbiteNa(AlSi3O8)
Naβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mgβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
AlAluminium
Alβ“˜ AlbiteNa(AlSi3O8)
Alβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Alβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alβ“˜ OrthoclaseK(AlSi3O8)
Alβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Alβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
SiSilicon
Siβ“˜ AlbiteNa(AlSi3O8)
Siβ“˜ Quartz var. AmethystSiO2
Siβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siβ“˜ ClinochloreMg5Al(AlSi3O10)(OH)8
Siβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siβ“˜ OrthoclaseK(AlSi3O8)
Siβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Siβ“˜ QuartzSiO2
Siβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Siβ“˜ TitaniteCaTi(SiO4)O
Siβ“˜ Quartz var. Sceptre QuartzSiO2
PPhosphorus
Pβ“˜ FluorapatiteCa5(PO4)3F
SSulfur
Sβ“˜ ChalcopyriteCuFeS2
Sβ“˜ PyriteFeS2
KPotassium
Kβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kβ“˜ OrthoclaseK(AlSi3O8)
CaCalcium
Caβ“˜ CalciteCaCO3
Caβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caβ“˜ FluorapatiteCa5(PO4)3F
Caβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
Caβ“˜ TitaniteCaTi(SiO4)O
TiTitanium
Tiβ“˜ AnataseTiO2
Tiβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Tiβ“˜ BrookiteTiO2
Tiβ“˜ RutileTiO2
Tiβ“˜ TitaniteCaTi(SiO4)O
MnManganese
Mnβ“˜ Piemontite(CaCa)(AlAlMn3+)O[Si2O7][SiO4](OH)
FeIron
Feβ“˜ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feβ“˜ ChalcopyriteCuFeS2
Feβ“˜ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feβ“˜ GoethiteΞ±-Fe3+O(OH)
Feβ“˜ PyriteFeS2
Feβ“˜ SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
CuCopper
Cuβ“˜ ChalcopyriteCuFeS2

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References

Micro Probe: Volume VI(8).
Cannon, Bart (1975) Minerals of Washington. Cordilleran, Mercer Island, WA.
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