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:
Double Rock, Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA

Oldest recorded age at locality: 1349
Youngest recorded age at locality: 940

mindat Locality ID: 250952
mindat URL: http://www.mindat.org/loc-250952.html

Tectonic Settings:

Total number of sublocalities beneath "Double Rock, Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, 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.

Allanite	Calcite	Epidote	Feldspar	Garnet	None	Pyroxene	Quartz

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 Ce Fe H K Mg O Si

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

Structural Groups for minerals in this locality:
Allanite Calcite Epidote Feldspar Garnet None Pyroxene Quartz

6 IMA Minerals at location:

Allanite-(Ce) ()*	Andradite ()*	Augite ()*	Calcite ()*	Microcline ()*
Quartz ()*

Mineral name	Structural Groups	IMA Formula	Max Age (Ma)	Min Age (Ma)	# of localities containing mineral
Allanite-(Ce) ()*	Allanite Epidote	CaCe(Al₂Fe²⁺)[Si₂O₇][SiO₄]O(OH)	1349	940	706
Andradite ()*	Garnet	Ca₃Fe³⁺₂(SiO₄)₃	1349	940	1534
Augite ()*	Pyroxene	(Ca,Mg,Fe)₂Si₂O₆	1349	940	2060
Calcite ()*	Calcite	Ca(CO₃)	1349	940	27770
Microcline ()*	Feldspar	K(AlSi₃O₈)	1349	940	4924
Quartz ()*	Quartz	SiO₂	1349	940	61156

11 Ages assigned to this locality:

Excel ID	Max Age (Ma)	Min Age (Ma)	Age as listed in reference	Dating Method	Age Interpret	Prioritized?	Sample Source	Age from other Locality	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	MinDat Locality ID	Dated Locality (Max Age)	Location as listed in reference	Reference	Reference DOI	Reference ID
Be-00028	940	940	940			high		Yes		Samfowlerite, Wawayandaite	Be	8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA		Volkert et al. (2005)	10.1016/j.precamres.2005.06.003	PR139_1
Kristen001384	1289	1275	1282±7		emplacement of tonalite protolith		zircon	Yes	Zircon			8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001385	1259	1245	1252±7		arc magmatism		zircon	Yes	Zircon			8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001398	1302	1286	1294±8		extrusion of rhyolite protolith		zircon	Yes	Zircon			8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001399	1349	1331	1340±9		detrital xenocrysts		zircon	Yes	Zircon			8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
sedznpb-00461	1180	1100	1180–1100					Yes				8541	Franklin Mine, Franklin, Franklin Mining District, Sussex Co., New Jersey, USA	Franklin	Singer et al. (2009)		USGSOFR2009-1252
Kristen001386	1259	1249	1254±5	207Pb/206Pb	igneous crystallization of dacite protolith		zircon	Yes	Zircon			8827	Noble Pit (Lot #10 - Ogden Divisions; Noble Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001387	1031	1017	1024±7		metamorphism	high	zircon	Yes	Zircon			8827	Noble Pit (Lot #10 - Ogden Divisions; Noble Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001388	1051	1039	1045±6		formation of monazite cores	high	monazite	Yes				8827	Noble Pit (Lot #10 - Ogden Divisions; Noble Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001389	1037	1027	1032±5		formation of monazite mantles		monazite	Yes				8827	Noble Pit (Lot #10 - Ogden Divisions; Noble Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307
Kristen001390	978	962	970±8		formation of monazite rims		monazite	Yes				8827	Noble Pit (Lot #10 - Ogden Divisions; Noble Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA	New Jersey Highlands	Vokert et al. (2010)	10.1130/2010.1206(14)	GSAM206_307

Sample	Source Locality	Reference URL

All locality data graciously provided by mindat.org

All age data...