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:
Bear Lake Diggings (Gibson Road Western Occurrence), Monmouth Township, Haliburton Co., Ontario, Canada

Oldest recorded age at locality: 1050
Youngest recorded age at locality: 0

mindat Locality ID: 560
mindat URL: http://www.mindat.org/loc-560.html

Tectonic Settings:

Total number of sublocalities beneath "Bear Lake Diggings (Gibson Road Western Occurrence), Monmouth Township, Haliburton Co., Ontario, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 44°57'48"N
Longitude: 78°19'6"W
Decimal Degree (lat, lon): 44.963333333333,-78.318333333333

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.

Aeschynite	Amphibole	Apatite	Calcite	Clay	Feldspar	Mica	Monazite	None	Not in a structural group
Pyrite	Quartz	Rutile	Titanite	Zircon

Anatase ()*	Annite ()*	Anorthite ()*	Calcite ()*	Ferri-fluoro-katophorite ()*
Fluorapatite ()*	Fluoro-richterite ()*	Microcline ()*	Monazite-(Ce) ()*	Nioboaeschynite-(Y) ()*
Pyrite ()*	Quartz ()*	Richterite ()*	Rutile ()*	Thorite ()*
Titanite ()*	Tremolite ()*	Zircon ()*

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 Ce F Fe H K Mg Na Nb O P REE S Si Ta Th Ti Y Zr

Elements from minerals reported directly at this locality: Al C Ca Ce F Fe H K Mg Na Nb O P REE S Si Ta Th Ti Y Zr

Structural Groups for minerals in this locality:
Aeschynite Amphibole Apatite Calcite Clay Feldspar Mica Monazite None Not in a structural group
Pyrite Quartz Rutile Titanite Zircon

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Anatase ()*	Not in a structural group	TiO₂	1050	0	2162
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂	1050	0	356
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1050	0	1036
Calcite ()*	Calcite	Ca(CO₃)	1050	0	27770
Ferri-fluoro-katophorite ()*	Amphibole	Na(NaCa)(Mg₄Fe³⁺)(Si₇Al)O₂₂F₂	1050	0	2
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	1050	0	2740
Fluoro-richterite ()*	Amphibole	Na(NaCa)Mg₅Si₈O₂₂F₂	1050	0	24
Microcline ()*	Feldspar	K(AlSi₃O₈)	1050	0	4924
Monazite-(Ce) ()*	Monazite	Ce(PO₄)	1050	0	945
Nioboaeschynite-(Y) ()*	Aeschynite	(Y,REE,Ca,Th,Fe)(Nb,Ti,Ta)₂(O,OH)₆	1050	0	6
Pyrite ()*	Pyrite	FeS₂	1050	0	39462
Quartz ()*	Quartz	SiO₂	1050	0	61156
Richterite ()*	Amphibole	Na(NaCa)Mg₅Si₈O₂₂(OH)₂	1050	0	148
Rutile ()*	Rutile	TiO₂	1050	0	5614
Thorite ()*	Zircon	Th(SiO₄)	1050	0	1006
Titanite ()*	Titanite	CaTi(SiO₄)O	1050	0	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1050	0	2562
Zircon ()*	Zircon	Zr(SiO₄)	1050	1050	5251

Locality Notes from all Ages at Locality:

Age ID	Locality Notes
GSAB66_1131-001	a granite near Tory Hill and Monmouth Township, Ontario
Michelle_556	Near-surface occurrence. Recently forming oxalate associated with lichen and calcite, in Ontario.

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
	Michelle_556	0	0	Recent		Age of weddellite mineralization	high				Yes		Weddellite		14550	Haliburton Co., Ontario, Canada	Haliburton County	Mandarino (1983)		CM21_509
	GSAB66_1131-001	1050	1050	1050	U-Pb			zircon			Yes	Zircon			27508	Tory Hill Area, Haliburton Co., Ontario, Canada	Tory Hill	Tilton et al (1955)		GSAB66_1131

Sample	Source Locality	Reference URL
R110203	Bear Lake Diggings (Gibson Road Western Occurrence), Monmouth Township, Haliburton Co., Ontario, Canada	https://rruff.info/R110203
R130006	Bear Lake Diggings (Gibson Road Western Occurrence), Monmouth Township, Haliburton Co., Ontario, Canada	https://rruff.info/R130006

All locality data graciously provided by mindat.org

All age data...