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:
H-W Mine (Myra Falls), Buttle Lake, Vancouver Island, Alberni Mining Division, British Columbia, Canada

Oldest recorded age at locality: 383
Youngest recorded age at locality: 359

mindat Locality ID: 496
mindat URL: http://www.mindat.org/loc-496.html

Tectonic Settings:

Total number of sublocalities beneath "H-W Mine (Myra Falls), Buttle Lake, Vancouver Island, Alberni Mining Division, British Columbia, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 49°34'23"N
Longitude: 125°35'30"W
Decimal Degree (lat, lon): 49.573055555556,-125.59166666667

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.

Baryte	Chalcopyrite	Clay	Copper	Mica	Nickeline	None	Pyrite	Quartz	Rocksalt
Sphalerite	Tetrahedrite

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 As Au Ba Cu Fe H K O Pb S Si Zn

Elements from minerals reported directly at this locality: Al As Au Ba Cu Fe H K O Pb S Si Zn

Structural Groups for minerals in this locality:
Baryte Chalcopyrite Clay Copper Mica Nickeline None Pyrite Quartz Rocksalt
Sphalerite Tetrahedrite

12 IMA Minerals at location:

Baryte ()*	Bornite ()*	Chalcocite ()*	Chalcopyrite ()*	Galena ()*
Gold ()*	Muscovite ()*	Pyrite ()*	Pyrrhotite ()*	Quartz ()*
Sphalerite ()*	Tennantite-(Fe) ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Baryte ()*	Baryte	Ba(SO₄)	383	359	11547
Bornite ()*	None	Cu₅FeS₄	383	359	5516
Chalcocite ()*	None	Cu₂S	383	359	5707
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	383	359	27198
Galena ()*	Rocksalt	PbS	383	359	24243
Gold ()*	Copper	Au	383	359	30554
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	383	359	17380
Pyrite ()*	Pyrite	FeS₂	383	359	39462
Pyrrhotite ()*	Nickeline	Fe₇S₈	383	359	9056
Quartz ()*	Quartz	SiO₂	383	359	61156
Sphalerite ()*	Sphalerite	ZnS	383	359	21482
Tennantite-(Fe) ()*	Tetrahedrite	Cu₆(Cu₄Fe₂)As₄S₁₃	383	359	1803

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
	vms-00083	383	359	Late Devonian											496	H-W Mine (Myra Falls), Buttle Lake, Vancouver Island, Alberni Mining Division, British Columbia, Canada	Myra Falls-Lynx	Moiser et al. (2009)		USGSOFR2009-1034

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...