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Croft Mine, Cardiff Township, Haliburton Co., Ontario, Canadai
Regional Level Types
Croft MineMine
Cardiff TownshipTownship
Haliburton Co.County
OntarioProvince
CanadaCountry

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Key
Latitude & Longitude (WGS84):
45° 1' 59'' North , 78° 1' 47'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Bancroft3,838 (2008)13.8km


In biotite-granite pegmatite cutting gneiss and amphibolite.

"The deposit was explored for uranium mineralization from 1953 to 1955 by Croft Uranium Mines Limited. Development consists of an adit and several trenches."

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


14 valid minerals.

Detailed Mineral List:

Allanite-(Ce)
Formula: {CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Reference: Van King
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Van King
'Chlorite Group'
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
'Clinopyroxene Subgroup'
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Corundum
Formula: Al2O3
Reference: http://www.geologyontario.mndm.gov.on.ca/mndmfiles/mdi/data/records/MDI31E01SE00224.html
Fluorapatite
Formula: Ca5(PO4)3F
Reference: Van King
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Graphite
Formula: C
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Molybdenite
Formula: MoS2
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Monazite-(Ce)
Formula: Ce(PO4)
Reference: Van King
Pyrite
Formula: FeS2
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
'Pyrochlore Group'
Formula: A2Nb2(O,OH)6Z
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
'Pyrochlore Supergroup'
Formula: A2-mD2X6-wZ1-n
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
'Pyrochlore Supergroup var: Betafite (of Hogarth 1977)'
Formula: A2-mD2X6-wZ1+w
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Quartz
Formula: SiO2
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Quartz var: Smoky Quartz
Formula: SiO2
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Sillimanite
Formula: Al2(SiO4)O
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Sulphur
Formula: S8
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Thorite
Formula: Th(SiO4)
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Thorite var: Uranothorite
Formula: (Th,U)SiO4
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Titanite
Formula: CaTi(SiO4)O
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
'Tourmaline'
Formula: A(D3)G6(Si6O18)(BO3)3X3Z
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Uraninite
Formula: UO2
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Zircon
Formula: Zr(SiO4)
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39
Zircon var: Cyrtolite
Formula: Zr[(SiO4),(OH)4]
Reference: Ref.: Geological Survey of Canada Miscellaneous Report 39

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Graphite1.CB.05aC
Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Corundum4.CB.05Al2O3
'Pyrochlore Group'4.00.A2Nb2(O,OH)6Z
Quartz4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
Uraninite4.DL.05UO2
Group 8 - Phosphates, Arsenates and Vanadates
Fluorapatite8.BN.05Ca5(PO4)3F
Monazite-(Ce)8.AD.50Ce(PO4)
Group 9 - Silicates
Allanite-(Ce)9.BG.05b{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Sillimanite9.AF.05Al2(SiO4)O
Thorite9.AD.30Th(SiO4)
var: Uranothorite9.AD.30(Th,U)SiO4
Titanite9.AG.15CaTi(SiO4)O
Zircon9.AD.30Zr(SiO4)
var: Cyrtolite9.AD.30Zr[(SiO4),(OH)4]
Unclassified Minerals, Rocks, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Chlorite Group'-
'Clinopyroxene Subgroup'-
'Garnet Group'-X3Z2(SiO4)3
'Pyrochlore Supergroup'-A2-mD2X6-wZ1-n
'var: Betafite (of Hogarth 1977)'-A2-mD2X6-wZ1+w
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Sulphur1.3.5.1S8
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Group 5 - OXIDES CONTAINING URANIUM OR THORIUM
AXO2·xH2O
Uraninite5.1.1.1UO2
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
A2B2O6(O,OH,F)
'Pyrochlore Group'8.2.1.1A2Nb2(O,OH)6Z
'Pyrochlore Supergroup
var: Betafite (of Hogarth 1977)'
8.2.3.1A2-mD2X6-wZ1+w
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
AXO4
Monazite-(Ce)38.4.3.1Ce(PO4)
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
A5(XO4)3Zq
Fluorapatite41.8.1.1Ca5(PO4)3F
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Thorite51.5.2.3Th(SiO4)
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Allanite-(Ce)58.2.1a.1{CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Chlorite Group'-
'Clinopyroxene Subgroup'-
'Garnet Group'-X3Z2(SiO4)3
'Pyrochlore Supergroup'-A2-mD2X6-wZ1-n
Quartz
var: Smoky Quartz
-SiO2
Thorite
var: Uranothorite
-(Th,U)SiO4
'Tourmaline'-A(D3)G6(Si6O18)(BO3)3X3Z
Zircon
var: Cyrtolite
-Zr[(SiO4),(OH)4]

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H Pyrochlore GroupA2Nb2(O,OH)6Z
H Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
H Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
BBoron
B TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
CCarbon
C GraphiteC
OOxygen
O UraniniteUO2
O Thorite (var: Uranothorite)(Th,U)SiO4
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O Pyrochlore GroupA2Nb2(O,OH)6Z
O Quartz (var: Smoky Quartz)SiO2
O Garnet GroupX3Z2(SiO4)3
O SillimaniteAl2(SiO4)O
O TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
O Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
O Monazite-(Ce)Ce(PO4)
O TitaniteCaTi(SiO4)O
O Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
O FluorapatiteCa5(PO4)3F
O ThoriteTh(SiO4)
O QuartzSiO2
O ZirconZr(SiO4)
O CorundumAl2O3
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
F FluorapatiteCa5(PO4)3F
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al SillimaniteAl2(SiO4)O
Al Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Al CorundumAl2O3
SiSilicon
Si Thorite (var: Uranothorite)(Th,U)SiO4
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si Quartz (var: Smoky Quartz)SiO2
Si Garnet GroupX3Z2(SiO4)3
Si SillimaniteAl2(SiO4)O
Si TourmalineA(D3)G6(Si6O18)(BO3)3X3Z
Si Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Si TitaniteCaTi(SiO4)O
Si Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Si ThoriteTh(SiO4)
Si QuartzSiO2
Si ZirconZr(SiO4)
PPhosphorus
P Monazite-(Ce)Ce(PO4)
P FluorapatiteCa5(PO4)3F
SSulfur
S PyriteFeS2
S MolybdeniteMoS2
S SulphurS8
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
CaCalcium
Ca TitaniteCaTi(SiO4)O
Ca Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
Ca FluorapatiteCa5(PO4)3F
TiTitanium
Ti TitaniteCaTi(SiO4)O
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Fe PyriteFeS2
Fe Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
ZrZirconium
Zr Zircon (var: Cyrtolite)Zr[(SiO4),(OH)4]
Zr ZirconZr(SiO4)
NbNiobium
Nb Pyrochlore GroupA2Nb2(O,OH)6Z
MoMolybdenum
Mo MolybdeniteMoS2
CeCerium
Ce Monazite-(Ce)Ce(PO4)
Ce Allanite-(Ce){CaCe}{Al2Fe2+}(Si2O7)(SiO4)O(OH)
ThThorium
Th Thorite (var: Uranothorite)(Th,U)SiO4
Th ThoriteTh(SiO4)
UUranium
U UraniniteUO2
U Thorite (var: Uranothorite)(Th,U)SiO4

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Gordon J.B., Rybak U.C., and Robertson J. A. (1981) Uranium and Thorium Deposits of Southern Ontario, Ontario Geological Survey, Open File Report 5311, p.82-84.
Ann P.Sabina (1986), Rocks and Minerals for the Collector, Bancroft-Parry Sound Area and Southern Ontario. GSC Misc. Report 39

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