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:
Baldwin Quarry (Milford Quarry), Milford, New Haven Co., Connecticut, USA

mindat Locality ID: 227926
mindat URL: http://www.mindat.org/loc-227926.html

Tectonic Settings:

Total number of sublocalities beneath "Baldwin Quarry (Milford Quarry), Milford, New Haven Co., Connecticut, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°14'22"N
Longitude: 73°1'56"W
Decimal Degree (lat, lon): 41.239444444444,-73.032222222222

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	Calcite	Clay	Clinozoisite	Epidote	Garnet	None	Quartz	Serpentine	Spinel
Talc

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 Cr Fe H Mg O Si

Elements from minerals reported directly at this locality: Al C Ca Cr Fe H Mg O Si

Structural Groups for minerals in this locality:
Amphibole Calcite Clay Clinozoisite Epidote Garnet None Quartz Serpentine Spinel
Talc

11 IMA Minerals at location:

Calcite ()*	Chromite ()*	Chrysotile ()*	Dolomite ()*	Epidote ()*
Grossular ()*	Lizardite ()*	Magnetite ()*	Quartz ()*	Talc ()*
Tremolite ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Calcite ()*	Calcite	Ca(CO₃)	27770
Chromite ()*	Spinel	Fe²⁺Cr₂O₄	3902
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	951
Dolomite ()*	None	CaMg(CO₃)₂	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	8173
Grossular ()*	Garnet	Ca₃Al₂(SiO₄)₃	1544
Lizardite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	359
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	14899
Quartz ()*	Quartz	SiO₂	61156
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	3337
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...