Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ 'Apatite'

Formula: Ca₅(PO₄)₃(Cl/F/OH)

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Armalcolite

Formula: (Mg,Fe²⁺)Ti₂O₅

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Awaruite

Formula: Ni₃Fe

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

Chamberlain, J. A., McLeod, C. R., Traill, R. J., & Lachance, G. R. (1965). Native metals in the Muskox intrusion. Canadian Journal of Earth Sciences, 2(3), 188-215.

ⓘ Baddeleyite

Formula: ZrO₂

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ 'Biotite'

Formula: K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Cabriite

Formula: Pd₂CuSn

References:

Wilson, G. C., Rucklidge, J. C., & Cermignani, C. (2002). COARSE-GRAINED CABRIITE FROM NORIL’SK, RUSSIA. The Canadian Mineralogist, 40(2), 473-479.

ⓘ Chalcocite

Formula: Cu₂S

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Chalcopyrite

Formula: CuFeS₂

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ 'Chlorite Group'

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Chromite

Formula: Fe²⁺Cr³⁺₂O₄

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

Hulbert, L. J., Duke, J. M., Eckstrand, O. R., Lydon, J. W., Scoates, R. F. J., Cabri, L. J., & Irvine, T. N. (1998) Geological Environments of Platinum Group elements. Geological Survey of Canada, Open File 1440. Natural Resources Canada.

ⓘ Coalingite

Formula: Mg₁₀Fe³⁺₂(OH)₂₄[CO₃] · 2H₂O

References:

Jambor, J. L. (1969) Coalingite from the Muskox Intrusion, Northwest Territories. American Mineralogist, 54 (3-4) 437-447

ⓘ Copper

Formula: Cu

References:

Am Min 50:682-695

Chamberlain, J. A., McLeod, C. R., Traill, R. J., & Lachance, G. R. (1965). Native metals in the Muskox intrusion. Canadian Journal of Earth Sciences, 2(3), 188-215.

ⓘ Cubanite

Formula: CuFe₂S₃

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Enstatite

Formula: Mg₂Si₂O₆

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Forsterite

Formula: Mg₂SiO₄

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Hematite

Formula: Fe₂O₃

References:

American Mineralogist (1969): 54: 684-696.

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Ilmenite

Formula: Fe²⁺TiO₃

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Iron

Formula: Fe

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

Chamberlain, J. A., McLeod, C. R., Traill, R. J., & Lachance, G. R. (1965). Native metals in the Muskox intrusion. Canadian Journal of Earth Sciences, 2(3), 188-215.

ⓘ 'Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series'

Formula: (Ta,Nb,Sn,Fe,Mn)₄O₈

References:

Canadian Mineralogist 36, 547

ⓘ Lizardite

Formula: Mg₃(Si₂O₅)(OH)₄

References:

American Mineralogist (1969): 54: 684-696.

ⓘ Mackinawite

Formula: FeS

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Magnetite

Formula: Fe²⁺Fe³⁺₂O₄

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

American Mineralogist (1969): 54: 684-696.

ⓘ 'Monazite'

Formula: REE(PO₄)

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Muskoxite (TL)

Formula: Mg₇Fe₄O₁₃ · 10H₂O

Type Locality:

References:

Jambor, J. L. (1969) Muskoxite, a new hydrous magnesium-ferric iron oxide from the Muskox Intrusion, Northwest Territories, Canada. American Mineralogist, 54 (5-6) 684-696

ⓘ Nickel

Formula: Ni

Description: Serpentization removed sulphur. Also produced a Co-Fe alloy. Chanberlain et al (1965)

References:

ⓘ Pectolite

Formula: NaCa₂Si₃O₈(OH)

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ Pentlandite

Formula: (Ni_xFe_y)_Σ9S₈

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Pyrrhotite

Formula: Fe_1-xS

References:

Am Min 50:682-695

ⓘ Rutile

Formula: TiO₂

References:

Roach, T. S., Roeder, P. L., & Hulbert, L. J. (1998). Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist, 36(1), 117-135.

ⓘ 'Serpentine Subgroup'

Formula: D₃[Si₂O₅](OH)₄

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Tochilinite

Formula: Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀

References:

Anthony, John Williams, Bideaux, Richard A., Bladh, Kenneth W., Nichols, Monte C. (1990) Handbook of Mineralogy Vol. 1 - Elements, Sulfides, Sulfosalts. Mineral Data Publishing, Tucson, Arizona.

ⓘ Valleriite

Formula: (Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆

References:

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

ⓘ Wairauite

Formula: CoFe

References:

Chamberlain, J. A., McLeod, C. R., Traill, R. J., & Lachance, G. R. (1965). Native metals in the Muskox intrusion. Canadian Journal of Earth Sciences, 2(3), 188-215.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘ	Nickel	1.AA.05	Ni
ⓘ	Copper	1.AA.05	Cu
ⓘ	Iron	1.AE.05	Fe
ⓘ	Wairauite	1.AE.15	CoFe
ⓘ	Awaruite	1.AE.20	Ni₃Fe
ⓘ	Cabriite	1.AG.30	Pd₂CuSn
Group 2 - Sulphides and Sulfosalts
ⓘ	Chalcocite	2.BA.05	Cu₂S
ⓘ	Pentlandite	2.BB.15	(Ni_xFe_y)_Σ9S₈
ⓘ	Chalcopyrite	2.CB.10a	CuFeS₂
ⓘ	Cubanite	2.CB.55a	CuFe₂S₃
ⓘ	Pyrrhotite	2.CC.10	Fe_1-xS
ⓘ	Mackinawite	2.CC.25	FeS
ⓘ	Valleriite	2.FD.30	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
ⓘ	Tochilinite	2.FD.35	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
Group 4 - Oxides and Hydroxides
ⓘ	'Ixiolite-(Mn2+)-Ixiolite-(Fe2+) Series'	4..	(Ta,Nb,Sn,Fe,Mn)₄O₈
ⓘ	Chromite	4.BB.05	Fe²⁺Cr³⁺₂O₄
ⓘ	Magnetite	4.BB.05	Fe²⁺Fe³⁺₂O₄
ⓘ	Hematite	4.CB.05	Fe₂O₃
ⓘ	Ilmenite	4.CB.05	Fe²⁺TiO₃
ⓘ	Armalcolite	4.CB.15	(Mg,Fe²⁺)Ti₂O₅
ⓘ	Rutile	4.DB.05	TiO₂
ⓘ	Baddeleyite	4.DE.35	ZrO₂
ⓘ	Muskoxite (TL)	4.FL.05	Mg₇Fe₄O₁₃ · 10H₂O
Group 5 - Nitrates and Carbonates
ⓘ	Coalingite	5.DA.55	Mg₁₀Fe³⁺₂(OH)₂₄[CO₃] · 2H₂O
Group 9 - Silicates
ⓘ	Forsterite	9.AC.05	Mg₂SiO₄
ⓘ	Enstatite	9.DA.05	Mg₂Si₂O₆
ⓘ	Pectolite	9.DG.05	NaCa₂Si₃O₈(OH)
ⓘ	Lizardite	9.ED.15	Mg₃(Si₂O₅)(OH)₄
ⓘ	Anorthite	9.FA.35	Ca(Al₂Si₂O₈)
Unclassified
ⓘ	'Monazite'	-	REE(PO₄)
ⓘ	'Chlorite Group'	-
ⓘ	'Biotite'	-	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
ⓘ	'Serpentine Subgroup'	-	D₃[Si₂O₅](OH)₄
ⓘ	'Apatite'	-	Ca₅(PO₄)₃(Cl/F/OH)

List of minerals for each chemical element

H	Hydrogen
H	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
H	ⓘ Coalingite	Mg₁₀Fe₂³⁺(OH)₂₄[CO₃] · 2H₂O
H	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
H	ⓘ Muskoxite	Mg₇Fe₄O₁₃ · 10H₂O
H	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
H	ⓘ Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
H	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
H	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
H	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
C	Carbon
C	ⓘ Coalingite	Mg₁₀Fe₂³⁺(OH)₂₄[CO₃] · 2H₂O
O	Oxygen
O	ⓘ Anorthite	Ca(Al₂Si₂O₈)
O	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
O	ⓘ Baddeleyite	ZrO₂
O	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
O	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
O	ⓘ Coalingite	Mg₁₀Fe₂³⁺(OH)₂₄[CO₃] · 2H₂O
O	ⓘ Enstatite	Mg₂Si₂O₆
O	ⓘ Forsterite	Mg₂SiO₄
O	ⓘ Hematite	Fe₂O₃
O	ⓘ Ilmenite	Fe²⁺TiO₃
O	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
O	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
O	ⓘ Monazite	REE(PO₄)
O	ⓘ Muskoxite	Mg₇Fe₄O₁₃ · 10H₂O
O	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
O	ⓘ Rutile	TiO₂
O	ⓘ Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
O	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
O	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
O	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
F	Fluorine
F	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
F	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Na	Sodium
Na	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Mg	Magnesium
Mg	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Mg	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Mg	ⓘ Coalingite	Mg₁₀Fe₂³⁺(OH)₂₄[CO₃] · 2H₂O
Mg	ⓘ Enstatite	Mg₂Si₂O₆
Mg	ⓘ Forsterite	Mg₂SiO₄
Mg	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
Mg	ⓘ Muskoxite	Mg₇Fe₄O₁₃ · 10H₂O
Mg	ⓘ Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
Mg	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
Al	Aluminium
Al	ⓘ Anorthite	Ca(Al₂Si₂O₈)
Al	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Al	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
Si	Silicon
Si	ⓘ Anorthite	Ca(Al₂Si₂O₈)
Si	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Si	ⓘ Enstatite	Mg₂Si₂O₆
Si	ⓘ Forsterite	Mg₂SiO₄
Si	ⓘ Lizardite	Mg₃(Si₂O₅)(OH)₄
Si	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Si	ⓘ Serpentine Subgroup	D₃[Si₂O₅](OH)₄
P	Phosphorus
P	ⓘ Monazite	REE(PO₄)
P	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
S	Sulfur
S	ⓘ Chalcopyrite	CuFeS₂
S	ⓘ Chalcocite	Cu₂S
S	ⓘ Cubanite	CuFe₂S₃
S	ⓘ Mackinawite	FeS
S	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
S	ⓘ Pyrrhotite	Fe_1-xS
S	ⓘ Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
S	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
Cl	Chlorine
Cl	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
K	Potassium
K	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Ca	Calcium
Ca	ⓘ Anorthite	Ca(Al₂Si₂O₈)
Ca	ⓘ Pectolite	NaCa₂Si₃O₈(OH)
Ca	ⓘ Apatite	Ca₅(PO₄)₃(Cl/F/OH)
Ti	Titanium
Ti	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Ti	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Ti	ⓘ Ilmenite	Fe²⁺TiO₃
Ti	ⓘ Rutile	TiO₂
Cr	Chromium
Cr	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	Iron
Fe	ⓘ Armalcolite	(Mg,Fe²⁺)Ti₂O₅
Fe	ⓘ Awaruite	Ni₃Fe
Fe	ⓘ Biotite	K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂
Fe	ⓘ Chalcopyrite	CuFeS₂
Fe	ⓘ Chromite	Fe²⁺Cr₂³⁺O₄
Fe	ⓘ Coalingite	Mg₁₀Fe₂³⁺(OH)₂₄[CO₃] · 2H₂O
Fe	ⓘ Cubanite	CuFe₂S₃
Fe	ⓘ Hematite	Fe₂O₃
Fe	ⓘ Ilmenite	Fe²⁺TiO₃
Fe	ⓘ Iron	Fe
Fe	ⓘ Mackinawite	FeS
Fe	ⓘ Magnetite	Fe²⁺Fe₂³⁺O₄
Fe	ⓘ Muskoxite	Mg₇Fe₄O₁₃ · 10H₂O
Fe	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
Fe	ⓘ Pyrrhotite	Fe_1-xS
Fe	ⓘ Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀
Fe	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
Fe	ⓘ Wairauite	CoFe
Co	Cobalt
Co	ⓘ Wairauite	CoFe
Ni	Nickel
Ni	ⓘ Awaruite	Ni₃Fe
Ni	ⓘ Nickel	Ni
Ni	ⓘ Pentlandite	(Ni_xFe_y)_Σ9S₈
Cu	Copper
Cu	ⓘ Cabriite	Pd₂CuSn
Cu	ⓘ Chalcopyrite	CuFeS₂
Cu	ⓘ Chalcocite	Cu₂S
Cu	ⓘ Cubanite	CuFe₂S₃
Cu	ⓘ Copper	Cu
Cu	ⓘ Valleriite	(Fe²⁺,Cu)₄(Mg,Al)₃S₄(OH,O)₆
Zr	Zirconium
Zr	ⓘ Baddeleyite	ZrO₂
Pd	Palladium
Pd	ⓘ Cabriite	Pd₂CuSn
Sn	Tin
Sn	ⓘ Cabriite	Pd₂CuSn

Geochronology

Mineralization age: Mesoproterozoic : 1270 ± 4 Ma

Important note: This table is based only on rock and mineral ages recorded on mindat.org for this locality and is not necessarily a complete representation of the geochronology, but does give an indication of possible mineralization events relevant to this locality. As more age information is added this table may expand in the future. A break in the table simply indicates a lack of data entered here, not necessarily a break in the geologic sequence. Grey background entries are from different, related, localities.

Geologic Time

Rocks, Minerals and Events

1270 ± 4 Ma

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate

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References

Chamberlain, J.A., Delabio, R.N. (1965) Mackinawite and valleiite in the Muskox Intrusion. American Mineralogist: 50(5-6): 682-695.

Chamberlain, J.A., McLeod, C.R., Traill, R.J., Lachance, G.R. (1965) Native metals in the Muskox intrusion. Canadian Journal of Earth Sciences: 2(3): 188-215.

Kanahira, K. (1966) A note on the texture of pyrrhotite in some rocks of the Muskox intrusion. The Canadian Mineralogist: 8: 531-536.

Jambor, J. L. (1969) Muskoxite, a new hydrous magnesium-ferric iron oxide from the Muskox Intrusion, Northwest Territories, Canada. American Mineralogist, 54 (5-6) 684-696

Barnes, S.-J., Francis, D. (1995) The distribution of platinum-group elements, nickel, copper, and gold in the Muskox layered intrusion, Northwest Territories, Canada. Economic Geology: 90: 135-154.

Roach, T.S., Roeder, P.L., Hulbert, L.J. (1998) Composition of chromite in the upper chromitite, Muskox layered intrusion, Northwest Territories. The Canadian Mineralogist: 36(1): 117-135.

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