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:
State Route 189 Road Cut, Tariffville Gorge, Bloomfield, Hartford Co., Connecticut, USA

mindat Locality ID: 205755
mindat URL: http://www.mindat.org/loc-205755.html

Tectonic Settings:

Total number of sublocalities beneath "State Route 189 Road Cut, Tariffville Gorge, Bloomfield, Hartford Co., Connecticut, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 41°54'6"N
Longitude: 72°45'34"W
Decimal Degree (lat, lon): 41.901666666667,-72.759444444444

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.

Calcite	Clay	Fluorite	Gadolinite	None	Not in a structural group	Pectolite	Quartz	Stilpnomelane

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 B C Ca F Fe H K Mg Na O S Si

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

Structural Groups for minerals in this locality:
Calcite Clay Fluorite Gadolinite None Not in a structural group Pectolite Quartz Stilpnomelane

7 IMA Minerals at location:

Anhydrite ()*	Calcite ()*	Datolite ()*	Fluorite ()*	Pectolite ()*
Quartz ()*	Stilpnomelane ()*

Mineral name	Structural Groups	IMA Formula	# of localities containing mineral
Anhydrite ()*	Not in a structural group	Ca(SO₄)	1588
Calcite ()*	Calcite	Ca(CO₃)	27770
Datolite ()*	Gadolinite	CaB(SiO₄)(OH)	498
Fluorite ()*	Fluorite	CaF₂	9617
Pectolite ()*	Pectolite	NaCa₂Si₃O₈(OH)	363
Quartz ()*	Quartz	SiO₂	61156
Stilpnomelane ()*	Stilpnomelane Clay	(K,Ca,Na)(Fe,Mg,Al)₈(Si,Al)₁₂(O,OH)₃₆·nH₂O	456

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...