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MW claim, Screw Creek, Cassiar Mts, Watson Lake mining district, Yukon, Canadai
Regional Level Types
MW claimClaim
Screw CreekCreek
Cassiar MtsMountain Range
Watson Lake mining districtMining District
YukonFederal Territory
CanadaCountry

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Key
Lock Map
Latitude & Longitude (WGS84): 60° 3' 20'' North , 131° 27' 20'' West
Latitude & Longitude (decimal): 60.05556,-131.45556
GeoHash:G#: c4dt8subz
Locality type:Claim
Köppen climate type:Dsc : Dry-summer subarctic climate


Tin-bearing B-rich mineralization in skarn developed around the Seagull Batholith. Located North of Screw Creek, approximately 8 km North of the Alaska Highway.

Regions containing this locality

North America PlateTectonic Plate
Rocky Mountains, North AmericaMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


18 valid minerals.

Detailed Mineral List:

Andradite
Formula: Ca3Fe3+2(SiO4)3
Arsenopyrite
Formula: FeAsS
Bismuth
Formula: Bi
Bornite
Formula: Cu5FeS4
Calcite
Formula: CaCO3
Cassiterite
Formula: SnO2
Chalcocite
Formula: Cu2S
Danburite
Formula: CaB2Si2O8
Datolite
Formula: CaB(SiO4)(OH)
Diopside
Formula: CaMgSi2O6
Fluorite
Formula: CaF2
Löllingite
Formula: FeAs2
Malayaite
Formula: CaSn(SiO4)O
Nordenskiöldine
Formula: CaSn4+[BO3]2
Scheelite
Formula: Ca(WO4)
Stannite ?
Formula: Cu2FeSnS4
Stannoidite ?
Formula: Cu+6Cu2+2(Fe2+,Zn)3Sn2S12
Wollastonite
Formula: CaSiO3

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Löllingite2.EB.15aFeAs2
Stannite ?2.CB.15aCu2FeSnS4
Stannoidite ?2.CB.15cCu+6Cu2+2(Fe2+,Zn)3Sn2S12
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Cassiterite4.DB.05SnO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 6 - Borates
Nordenskiöldine6.AA.15CaSn4+[BO3]2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite7.GA.05Ca(WO4)
Group 9 - Silicates
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Danburite9.FA.65CaB2Si2O8
Datolite9.AJ.20CaB(SiO4)(OH)
Diopside9.DA.15CaMgSi2O6
Malayaite9.AG.15CaSn(SiO4)O
Wollastonite9.DG.05CaSiO3

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Bismuth1.3.1.4Bi
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmBnXp, with (m+n):p = 1:1
Stannite ?2.9.2.1Cu2FeSnS4
Stannoidite ?2.9.3.3Cu+6Cu2+2(Fe2+,Zn)3Sn2S12
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Löllingite2.12.2.9FeAs2
Group 4 - SIMPLE OXIDES
AX2
Cassiterite4.4.1.5SnO2
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 24 - ANHYDROUS BORATES
AmBn[XO3]p
Nordenskiöldine24.3.3.1CaSn4+[BO3]2
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Scheelite48.1.2.1Ca(WO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Andradite51.4.3b.1Ca3Fe3+2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Malayaite52.4.3.2CaSn(SiO4)O
Group 54 - NESOSILICATES Borosilicates and Some Beryllosilicates
Borosilicates and Some Beryllosilicates with B in [4] coordination
Datolite54.2.1a.1CaB(SiO4)(OH)
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with[Si2O7] with borate groups
Danburite56.3.1.1CaB2Si2O8
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Single-Width Unbranched Chains, W=1 with chains P=3
Wollastonite65.2.1.1cCaSiO3

List of minerals for each chemical element

HHydrogen
H DatoliteCaB(SiO4)(OH)
BBoron
B NordenskiöldineCaSn4+[BO3]2
B DanburiteCaB2Si2O8
B DatoliteCaB(SiO4)(OH)
CCarbon
C CalciteCaCO3
OOxygen
O ScheeliteCa(WO4)
O AndraditeCa3Fe23+(SiO4)3
O WollastoniteCaSiO3
O DiopsideCaMgSi2O6
O NordenskiöldineCaSn4+[BO3]2
O DanburiteCaB2Si2O8
O MalayaiteCaSn(SiO4)O
O CassiteriteSnO2
O CalciteCaCO3
O DatoliteCaB(SiO4)(OH)
FFluorine
F FluoriteCaF2
MgMagnesium
Mg DiopsideCaMgSi2O6
SiSilicon
Si AndraditeCa3Fe23+(SiO4)3
Si WollastoniteCaSiO3
Si DiopsideCaMgSi2O6
Si DanburiteCaB2Si2O8
Si MalayaiteCaSn(SiO4)O
Si DatoliteCaB(SiO4)(OH)
SSulfur
S BorniteCu5FeS4
S ArsenopyriteFeAsS
S ChalcociteCu2S
S StanniteCu2FeSnS4
S StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
CaCalcium
Ca ScheeliteCa(WO4)
Ca AndraditeCa3Fe23+(SiO4)3
Ca WollastoniteCaSiO3
Ca DiopsideCaMgSi2O6
Ca NordenskiöldineCaSn4+[BO3]2
Ca DanburiteCaB2Si2O8
Ca MalayaiteCaSn(SiO4)O
Ca CalciteCaCO3
Ca FluoriteCaF2
Ca DatoliteCaB(SiO4)(OH)
FeIron
Fe AndraditeCa3Fe23+(SiO4)3
Fe LöllingiteFeAs2
Fe BorniteCu5FeS4
Fe ArsenopyriteFeAsS
Fe StanniteCu2FeSnS4
Fe StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
CuCopper
Cu BorniteCu5FeS4
Cu ChalcociteCu2S
Cu StanniteCu2FeSnS4
Cu StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
ZnZinc
Zn StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
AsArsenic
As LöllingiteFeAs2
As ArsenopyriteFeAsS
SnTin
Sn NordenskiöldineCaSn4+[BO3]2
Sn MalayaiteCaSn(SiO4)O
Sn CassiteriteSnO2
Sn StanniteCu2FeSnS4
Sn StannoiditeCu6+Cu22+(Fe2+,Zn)3Sn2S12
WTungsten
W ScheeliteCa(WO4)
BiBismuth
Bi BismuthBi

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Carboniferous - Devonian
298.9 - 419.2 Ma



ID: 652870
Sedimentary; Sedimentary: undivided

Age: Paleozoic (298.9 - 419.2 Ma)

Description: Eastern Alaska, Yukon, Mackenzie region, Yukon-Tanana upland

Comments: Orogen, magmatic arc/suite; Gordey & Makepeace, 2003

Lithology: Sandstone, siltstone, shale, limestone

Reference: J.C. Harrison, M.R. St-Onge, O.V. Petrov, S.I. Strelnikov, B.G. Lopatin, F.H. Wilson, S. Tella, D. Paul, T. Lynds, S.P. Shokalsky, C.K. Hults, S. Bergman, H.F. Jepsen, and A. Solli. Geological map of the Arctic. doi:10.4095/287868. Geological Survey of Canada Map 2159A. [2]

Carboniferous
298.9 - 358.9 Ma



ID: 3187679
Paleozoic sedimentary rocks

Age: Carboniferous (298.9 - 358.9 Ma)

Lithology: Sedimentary rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Pennsylvanian - Visean
298.9 - 346.7 Ma



ID: 2049035
Screw Creek Fm

Age: Carboniferous (298.9 - 346.7 Ma)

Stratigraphic Name: Screw Creek Formation

Comments: Roots et al. (2004) - GSC OF 4632; YGS OF 2004-1

Lithology: Major:: {limestone,dolostone,chert,volcanic}

Reference: Yukon Geological Survey. Yukon Bedrock Geology Map. Yukon Government. [24]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Stephen, J. C., 1980, Sampling and Remapping Report on the MW Mineral Claims.
Rocks & Minerals: 60(1):13.


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