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:
Dease Lake, Liard Mining Division, British Columbia, Canada

Oldest recorded age at locality: 186
Youngest recorded age at locality: 186

mindat Locality ID: 228040
mindat URL: http://www.mindat.org/loc-228040.html

Tectonic Settings:

Total number of sublocalities beneath "Dease Lake, Liard Mining Division, British Columbia, Canada": 5
Total number of bottom-level sublocalities: 5

Number of Child Localities: 5
Child Localities:
Dease Creek
Eaglehead Prospect
Gnat Lake Cu Deposit (Gnat Pass Cu Deposit)
Gold Pan Creek
Polar Jade Mine (Serpentine Lake; Polar Gemstones; Jade West)

Latitude: 58°23'39"N
Longitude: 129°23'45"W
Decimal Degree (lat, lon): 58.394166666667,-129.39583333333

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	Clinozoisite	Copper	Corundum	Epidote	Feldspar	Mica	Molybdenite
None	Pyrite	Rocksalt	Rutile	Scheelite	Serpentine	Spinel

Albite ()*	Bornite ()*	Chalcopyrite ()*	Chrysotile ()*	Cooperite ()*
Epidote ()*	Galena ()*	Gold ()*	Hematite ()*	Iridium ()*
Magnetite ()*	Molybdenite ()*	Muscovite ()*	Osmium ()*	Pyrite ()*
Rutile ()*	Scheelite ()*	Siderite ()*

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 Ir K Mg Mo Na O Os Pb Pt S Si Ti W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Calcite Chalcopyrite Clay Clinozoisite Copper Corundum Epidote Feldspar Mica Molybdenite
None Pyrite Rocksalt Rutile Scheelite Serpentine Spinel

18 IMA Minerals at location:

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
Albite ()*	Feldspar	Na(AlSi₃O₈)	186	186	1	29772	8803
Bornite ()*	None	Cu₅FeS₄	186	186	2	29772,29773	5516
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	186	186	2	29772,29773	27198
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄			1	29775	951
Cooperite ()*	None	PtS			1	29771	124
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	186	186	1	29772	8173
Galena ()*	Rocksalt	PbS			1	29771	24243
Gold ()*	Copper	Au			1	29774	30554
Hematite ()*	Corundum	Fe₂O₃	186	186	2	29771,29772	14640
Iridium ()*	Copper	Ir			1	29771	162
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	186	186	3	29771,29772,29773	14899
Molybdenite ()*	Molybdenite	MoS₂	186	186	1	29772	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	186	186	1	29772	17380
Osmium ()*	None	Os			1	29771	169
Pyrite ()*	Pyrite	FeS₂	186	186	3	29771,29772,29773	39462
Rutile ()*	Rutile	TiO₂	186	186	1	29772	5614
Scheelite ()*	Scheelite	Ca(WO₄)			1	29773	4894
Siderite ()*	Calcite	Fe(CO₃)	186	186	1	29772	6417

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
	PorphCu-00468	186	186	186									Albite, Bornite, Chalcopyrite, Epidote, Hematite, Magnetite, Molybdenite, Pyrite, Rutile, Siderite	Cu	206434	Eaglehead Prospect, Dease Lake, Liard Mining Division, British Columbia, Canada	Eaglehead	Singer et al. (2008)		USGSOFR2008_1155

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...