Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org

Ages for Aegirine-augite at New London Co., Connecticut, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 326Ma - 267Ma at this locality

Age range from children

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
USGS-U-Th-Pb-02377_207_206	326	326	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02375_206_238	267	267	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

Locality age

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Minerals explicitely stated as having this age	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
Bradley_2012_003	292	284	Zircon			228844	Lyme, New London Co., Connecticut, USA	McCauley and Bradley (2014)	CM52_183
USGS-U-Th-Pb-02375_206_238	267	267	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02375_207_206	280	280	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02375_207_235	269	269	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02376_206_238	294	294	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02376_207_206	309	309	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02376_207_235	296	296	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02377_206_238	292	292	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02377_207_206	326	326	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02377_207_235	296	296	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02378_206_238	288	288	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02378_207_206	297	297	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02378_207_235	289	289	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02379_206_238	286	286	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02379_207_206	298	298	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-02379_207_235	288	288	Zircon			11211	Flatrock Quarry (Flat Rock Quarry; Crystal Mall), Waterford, New London Co., Connecticut, USA	USGS-U-Th-Pb	USGS-U-Th-Pb