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:
Harrison, Westchester Co., New York, USA

mindat Locality ID: 13292
mindat URL: http://www.mindat.org/loc-13292.html

Tectonic Settings:

Total number of sublocalities beneath "Harrison, Westchester Co., New York, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Lake Street Quarry

Latitude: 40°58'0"N
Longitude: 73°43'"W
Decimal Degree (lat, lon): 40.966666666667,-73.716666666667

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.

Amorphous	Amphibole	Aragonite	Brucite	Chalcopyrite	Clay	Corundum	Feldspar	Garnet	Mica
Molybdenite	None	Pyrite	Quartz	Rutile	Serpentine

Albite ()*	Almandine ()*	Aragonite ()*	Brucite ()*	Chalcopyrite ()*
Chrysotile ()*	Ferro-hornblende ()*	Hematite ()*	Microcline ()*	Molybdenite ()*
Muscovite ()*	Opal ()*	Pyrite ()*	Pyrolusite ()*	Quartz ()*
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 Cu Fe H K Mg Mn Mo Na O S Si

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

Structural Groups for minerals in this locality:
Amorphous Amphibole Aragonite Brucite Chalcopyrite Clay Corundum Feldspar Garnet Mica
Molybdenite None Pyrite Quartz Rutile Serpentine

16 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Albite ()*	Feldspar	Na(AlSi₃O₈)	1	248995	8803
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	1	248995	2353
Aragonite ()*	Aragonite	Ca(CO₃)	1	248995	3250
Brucite ()*	Brucite	Mg(OH)₂	0		462
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	248995	27198
Chrysotile ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	0		951
Ferro-hornblende ()*	Amphibole	Ca₂(Fe²⁺₄Al)(Si₇Al)O₂₂(OH)₂	1	248995	271
Hematite ()*	Corundum	Fe₂O₃	1	248995	14640
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	248995	4924
Molybdenite ()*	Molybdenite	MoS₂	1	248995	5800
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	248995	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	248995	2994
Pyrite ()*	Pyrite	FeS₂	1	248995	39462
Pyrolusite ()*	Rutile	MnO₂	1	248995	3106
Quartz ()*	Quartz	SiO₂	1	248995	61156
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	0		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...