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:
Brookline, Norfolk Co., Massachusetts, USA

mindat Locality ID: 22291
mindat URL: http://www.mindat.org/loc-22291.html

Tectonic Settings:

Total number of sublocalities beneath "Brookline, Norfolk Co., Massachusetts, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Hammond St. Quarry

Latitude: 42°19'54"N
Longitude: 71°7'18"W
Decimal Degree (lat, lon): 42.331666666667,-71.121666666667

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	Baryte	Brookite	Clay	Clinozoisite	Corundum	Epidote	Feldspar	Malachite	None
Not in a structural group	Quartz	Serpentine	Talc	Titanite

Actinolite ()*	Albite ()*	Anatase ()*	Azurite ()*	Baryte ()*
Bornite ()*	Brookite ()*	Chalcocite ()*	Chrysotile ()*	Dolomite ()*
Epidote ()*	Hematite ()*	Malachite ()*	Orthoclase ()*	Piemontite ()*
Quartz ()*	Talc ()*	Titanite ()*

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 Ba C Ca Cu Fe H K Mg Mn Na O S Si Ti

Elements from minerals reported directly at this locality: Al Ca Fe H Mg Mn Na O Si Ti

Structural Groups for minerals in this locality:
Amphibole Baryte Brookite Clay Clinozoisite Corundum Epidote Feldspar Malachite None
Not in a structural group Quartz Serpentine Talc Titanite

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Actinolite ()*	Amphibole	Ca₂(Mg_4.5-2.5Fe²⁺_0.5-2.5)Si₈O₂₂(OH)₂	1	219695	3419
Albite ()*	Feldspar	Na(AlSi₃O₈)	0		8803
Anatase ()*	Not in a structural group	TiO₂	1	219695	2162
Azurite ()*	Not in a structural group	Cu₃(CO₃)₂(OH)₂	1	219695	5509
Baryte ()*	Baryte	Ba(SO₄)	1	219695	11547
Bornite ()*	None	Cu₅FeS₄	1	219695	5516
Brookite ()*	Brookite	TiO₂	0		700
Chalcocite ()*	None	Cu₂S	1	219695	5707
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	1	219695	951
Dolomite ()*	None	CaMg(CO₃)₂	1	219695	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	219695	8173
Hematite ()*	Corundum	Fe₂O₃	0		14640
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	219695	12537
Orthoclase ()*	Feldspar	K(AlSi₃O₈)	1	219695	2349
Piemontite ()*	Epidote	Ca₂(Al₂Mn³⁺)[Si₂O₇][SiO₄]O(OH)	0		260
Quartz ()*	Quartz	SiO₂	1	219695	61156
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	0		3337
Titanite ()*	Titanite	CaTi(SiO₄)O	0		4899

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...