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:
Maskwa West Open Pit, Bird River Area, Manitoba, Canada

Oldest recorded age at locality: 2749.9
Youngest recorded age at locality: 2739.5

mindat Locality ID: 15784
mindat URL: http://www.mindat.org/loc-15784.html

Tectonic Settings:

Total number of sublocalities beneath "Maskwa West Open Pit, Bird River Area, Manitoba, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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.

Calcite	Chalcopyrite	Clay	Corundum	Marcasite	Millerite	Nickeline	None	Olivine	Pentlandite
Pyrite	Sepiolite	Serpentine	Spinel	Talc

Calcite ()*	Chalcopyrite ()*	Chrysotile ()*	Dolomite ()*	Forsterite ()*
Hematite ()*	Lizardite ()*	Magnesite ()*	Magnetite ()*	Marcasite ()*
Millerite ()*	Pentlandite ()*	Pyrite ()*	Pyrrhotite ()*	Sepiolite ()*
Spinel ()*	Talc ()*	Violarite ()*

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 C Ca Cu Fe H Mg Ni O S Si

Elements from minerals reported directly at this locality: Al C Ca Cu Fe H Mg Ni O S Si

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clay Corundum Marcasite Millerite Nickeline None Olivine Pentlandite
Pyrite Sepiolite Serpentine Spinel Talc

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	2749.9	2739.5	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	2749.9	2739.5	27198
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	2749.9	2739.5	951
Dolomite ()*	None	CaMg(CO₃)₂	2749.9	2739.5	9895
Forsterite ()*	Olivine	Mg₂(SiO₄)	2749.9	2739.5	1188
Hematite ()*	Corundum	Fe₂O₃	2749.9	2739.5	14640
Lizardite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	2749.9	2739.5	359
Magnesite ()*	Calcite	Mg(CO₃)	2749.9	2739.5	1487
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	2749.9	2739.5	14899
Marcasite ()*	Marcasite	FeS₂	2749.9	2739.5	5674
Millerite ()*	Millerite	NiS	2749.9	2739.5	1066
Pentlandite ()*	Pentlandite	(Ni,Fe)₉S₈	2749.9	2739.5	1512
Pyrite ()*	Pyrite	FeS₂	2749.9	2739.5	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	2749.9	2739.5	9056
Sepiolite ()*	Sepiolite Clay	Mg₄Si₆O₁₅(OH)₂·6H₂O	2749.9	2739.5	241
Spinel ()*	Spinel	MgAl₂O₄	2749.9	2739.5	1934
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	2749.9	2739.5	3337
Violarite ()*	Spinel	FeNi₂S₄	2749.9	2739.5	380

1 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
	EMG18_41-00001	2749.9	2739.5	2744.7±5.2	U-Pb			zircon			Yes	Zircon		Ni, Cu	25007	Bird River Sill, Manitoba, Canada	Bird River Sill	Good et al (2009)	10.2113/gsemg.18.1-4.41	EMG18_41

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...