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:
Jeffrey (Jefrey Deposit) Occurrence, Faraday Township, Hastings Co., Ontario, Canada

Oldest recorded age at locality: 960
Youngest recorded age at locality: 960

mindat Locality ID: 193557
mindat URL: http://www.mindat.org/loc-193557.html

Tectonic Settings:

Total number of sublocalities beneath "Jeffrey (Jefrey Deposit) Occurrence, Faraday Township, Hastings Co., Ontario, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 45°0'15"N
Longitude: 77°53'34"W
Decimal Degree (lat, lon): 45.004166666667,-77.892777777778

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.

Amphibole	Arsenic	Arsenopyrite	Copper	None	Orpiment	Pyrite	Quartz

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: As Au Ca Fe H Mg O S Si

Elements from minerals reported directly at this locality: As Au Ca Fe H Mg O S Si

Structural Groups for minerals in this locality:
Amphibole Arsenic Arsenopyrite Copper None Orpiment Pyrite Quartz

9 IMA Minerals at location:

Arsenic ()*	Arsenopyrite ()*	Gold ()*	Orpiment ()*	Pyrite ()*
Quartz ()*	Realgar ()*	Scorodite ()*	Tremolite ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Arsenic ()*	Arsenic	As	960	960	379
Arsenopyrite ()*	Arsenopyrite	FeAsS	960	960	9052
Gold ()*	Copper	Au	960	960	30554
Orpiment ()*	Orpiment	As₂S₃	960	960	511
Pyrite ()*	Pyrite	FeS₂	960	960	39462
Quartz ()*	Quartz	SiO₂	960	960	61156
Realgar ()*	None	AsS	960	960	712
Scorodite ()*	None	Fe³⁺(AsO₄)·2H₂O	960	960	1153
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	960	960	2562

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
	Cr-00025	960	960	960	Pb			fergusonite			Yes		Davidite-(Ce)	Cr	542	Madawaska Mine (Faraday Mine), Faraday Township, Hastings Co., Ontario, Canada	Madawaska	Gastil (1960)	10.2475/ajs.258.1.1	AJS258_1

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...