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:
City Quarry, Lewiston, Androscoggin Co., Maine, USA

mindat Locality ID: 7281
mindat URL: http://www.mindat.org/loc-7281.html

Tectonic Settings:

Total number of sublocalities beneath "City Quarry, Lewiston, Androscoggin Co., Maine, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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	Feldspar	Garnet	Mica	Nickeline	None
Olivine	Pyroxene	Quartz	Serpentine	Titanite	Tourmaline	Vesuvianite	Zircon

Actinolite ()*	Albite ()*	Almandine ()*	Annite ()*	Anorthite ()*
Antigorite ()*	Calcite ()*	Clinozoisite ()*	Diopside ()*	Forsterite ()*
Graphite ()*	Microcline ()*	Phlogopite ()*	Pyrrhotite ()*	Quartz ()*
Schorl ()*	Titanite ()*	Tremolite ()*	Vesuvianite ()*	Zircon ()*
Zoisite ()*

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 Ti Zr

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

Structural Groups for minerals in this locality:
Amphibole Calcite Clay Clinozoisite Epidote Feldspar Garnet Mica Nickeline None
Olivine Pyroxene Quartz Serpentine Titanite Tourmaline Vesuvianite Zircon

21 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
Almandine ()*	Garnet	Fe²⁺₃Al₂(SiO₄)₃	2353
Annite ()*	Mica Clay	KFe²⁺₃(AlSi₃O₁₀)(OH)₂	356
Anorthite ()*	Feldspar	Ca(Al₂Si₂O₈)	1036
Antigorite ()*	Serpentine Clay	Mg₃Si₂O₅(OH)₄	708
Calcite ()*	Calcite	Ca(CO₃)	27770
Clinozoisite ()*	Clinozoisite Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1025
Diopside ()*	Pyroxene	CaMgSi₂O₆	4135
Forsterite ()*	Olivine	Mg₂(SiO₄)	1188
Graphite ()*	None	C	2812
Microcline ()*	Feldspar	K(AlSi₃O₈)	4924
Phlogopite ()*	Mica Clay	KMg₃(AlSi₃O₁₀)(OH)₂	2273
Pyrrhotite ()*	Nickeline	Fe₇S₈	9056
Quartz ()*	Quartz	SiO₂	61156
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	2705
Titanite ()*	Titanite	CaTi(SiO₄)O	4899
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	2562
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1395
Zircon ()*	Zircon	Zr(SiO₄)	5251
Zoisite ()*	Epidote	Ca₂Al₃[Si₂O₇][SiO₄]O(OH)	1025

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...