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:
Lynn, Essex Co., Massachusetts, USA

mindat Locality ID: 22656
mindat URL: http://www.mindat.org/loc-22656.html

Tectonic Settings:

Total number of sublocalities beneath "Lynn, Essex Co., Massachusetts, USA": 2
Total number of bottom-level sublocalities: 2

Number of Child Localities: 2
Child Localities:
Den Granite Quarry
Wood End

Latitude: 42°28'0"N
Longitude: 70°57'"W
Decimal Degree (lat, lon): 42.466666666667,-70.95

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.

Allanite	Amphibole	Andalusite	Epidote	None	Pyroxene	Quartz	Spinel	Zircon

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 Ca Ce Fe H Mg Na O Si Zr

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

Structural Groups for minerals in this locality:
Allanite Amphibole Andalusite Epidote None Pyroxene Quartz Spinel Zircon

7 IMA Minerals at location:

Allanite-(Ce) ()*	Andalusite ()*	Augite ()*	Magnetite ()*	Quartz ()*
Riebeckite ()*	Zircon ()*

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	0		706
Andalusite ()*	Andalusite	Al₂SiO₅	0		1310
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1	219346	2060
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	219346	14899
Quartz ()*	Quartz	SiO₂	1	219346	61156
Riebeckite ()*	Amphibole	Na₂(Fe²⁺₃Fe³⁺₂)Si₈O₂₂(OH)₂	1	219346	375
Zircon ()*	Zircon	Zr(SiO₄)	1	219346	5251

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...