Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Valora Lake Area, Kenora District, Ontario, Canada

Oldest recorded age at locality: 2735
Youngest recorded age at locality: 2500

mindat Locality ID: 255700
mindat URL: http://www.mindat.org/loc-255700.html

Tectonic Settings:

Total number of sublocalities beneath "Valora Lake Area, Kenora District, Ontario, Canada": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Darkwater Mine
F Group Deposit

Latitude: 49°51'21"N
Longitude: 91°3'39"W
Decimal Degree (lat, lon): 49.855833333333,-91.060833333333

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Chalcopyrite	Clay	Copper	Corundum	Mica	Molybdenite	Nickeline	None	Pyrite	Rocksalt
Sphalerite	Spinel

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Au C Ca Cu Fe H K Mo O Pb S Si Zn

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Chalcopyrite Clay Copper Corundum Mica Molybdenite Nickeline None Pyrite Rocksalt
Sphalerite Spinel

11 IMA Minerals at location:

Ankerite ()*	Chalcopyrite ()*	Galena ()*	Gold ()*	Hematite ()*
Magnetite ()*	Molybdenite ()*	Muscovite ()*	Pyrite ()*	Pyrrhotite ()*
Sphalerite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Ankerite ()*	None	Ca(Fe²⁺,Mg)(CO₃)₂	2500	2500	1	32445	3092
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2735	2500	2	32445,32446	27198
Galena ()*	Rocksalt	PbS	2735	2735	1	32446	24243
Gold ()*	Copper	Au	2500	2500	1	32445	30554
Hematite ()*	Corundum	Fe₂O₃	2500	2500	1	32445	14640
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2500	2500	1	32445	14899
Molybdenite ()*	Molybdenite	MoS₂	2500	2500	1	32445	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	2500	2500	1	32445	17380
Pyrite ()*	Pyrite	FeS₂	2735	2500	2	32445,32446	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2500	2500	1	32445	9056
Sphalerite ()*	Sphalerite	ZnS	2735	2500	2	32445,32446	21482

2 Ages assigned to this locality:

	Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Sample Num	Run Num	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID	Age Notes
	PorphCu-00441	2500	2500	Archean									Ankerite, Chalcopyrite, Gold, Hematite, Magnetite, Molybdenite, Pyrite, Pyrrhotite, Sphalerite	Cu	206377	Darkwater Mine, Valora Lake Area, Kenora District, Ontario, Canada	Beidelman Bay	Singer et al. (2008)		USGSOFR2008_1155
	vms-00246	2735	2735	Archean										S	243680	F Group Deposit, Valora Lake Area, Kenora District, Ontario, Canada	F Group	Moiser et al. (2009)		USGSOFR2009_1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...