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:
Highway 28 East Tourmaline Occurrence, Dungannon Township, Hastings Co., Ontario, Canada

mindat Locality ID: 69430
mindat URL: http://www.mindat.org/loc-69430.html

Tectonic Settings:

Total number of sublocalities beneath "Highway 28 East Tourmaline Occurrence, Dungannon Township, Hastings Co., Ontario, Canada": 0
Total number of bottom-level sublocalities: 0

Latitude: 45°4'9"N
Longitude: 77°43'31"W
Decimal Degree (lat, lon): 45.069166666667,-77.725277777778

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	Apatite	Brucite	Calcite	Clay	Clinozoisite	Corundum	Diaspore	Epidote	Feldspar
Gypsum	Humite	Hydrotalcite	Mica	Nickeline	None	Pyroxene	Quartz	Spinel	Titanite
Tochilinite

Actinolite ()*	Albite ()*	Anthophyllite ()*	Brucite ()*	Brugnatellite ()*
Calcite ()*	Clinohumite ()*	Diopside ()*	Epidote ()*	Fluorapatite ()*
Goethite ()*	Graphite ()*	Gypsum ()*	Hematite ()*	Magnesio-hornblende ()*
Magnetite ()*	Muscovite ()*	Pyrrhotite ()*	Quartz ()*	Spinel ()*
Titanite ()*	Tochilinite ()*	Tremolite ()*

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 F Fe H K Mg Na O P S Si Ti

Elements from minerals reported directly at this locality: Al C Ca F Fe H K Mg Na O P S Si Ti

Structural Groups for minerals in this locality:
Amphibole Apatite Brucite Calcite Clay Clinozoisite Corundum Diaspore Epidote Feldspar
Gypsum Humite Hydrotalcite Mica Nickeline None Pyroxene Quartz Spinel Titanite
Tochilinite

23 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	8803
Anthophyllite ()*	Amphibole	Mg₂Mg₅Si₈O₂₂(OH)₂	718
Brucite ()*	Brucite	Mg(OH)₂	462
Brugnatellite ()*	Hydrotalcite	Mg₆Fe³⁺(CO₃)(OH)₁₃·4H₂O	32
Calcite ()*	Calcite	Ca(CO₃)	27770
Clinohumite ()*	Humite	Mg₉(SiO₄)₄F₂	236
Diopside ()*	Pyroxene	CaMgSi₂O₆	4135
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	8173
Fluorapatite ()*	Apatite	Ca₅(PO₄)₃F	2740
Goethite ()*	Diaspore	FeO(OH)	7437
Graphite ()*	None	C	2812
Gypsum ()*	Gypsum	Ca(SO₄)·2H₂O	6890
Hematite ()*	Corundum	Fe₂O₃	14640
Magnesio-hornblende ()*	Amphibole	Ca₂(Mg₄Al)(Si₇Al)O₂₂(OH)₂	238
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	17380
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Quartz ()*	Quartz	SiO₂	61156
Spinel ()*	Spinel	MgAl₂O₄	1934
Titanite ()*	Titanite	CaTi(SiO₄)O	4899
Tochilinite ()*	Tochilinite	6(Fe_0.9S)·5[(Mg,Fe)(OH)₂]	56
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2562

No ages have been assigned to this locality yet.

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...