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 Andalusite at Hancock Co., Maine, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 432.95Ma - 394.16Ma 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-Rb-Sr-01889	432.95	406.95				7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01890	426.16	394.16				7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr

Locality age

Excel ID	Max Age (Ma)	Min Age (Ma)	Age applies to these Elements	Dated Locality ID	Dated Locality	Ref	Ref ID
USGS-Rb-Sr-01889	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01890	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01892	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01893	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01894	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01895	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01896	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01897	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01898	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01899	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01900	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01901	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01902	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01903	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01904	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01905	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01906	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01908	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01909	426.16	394.16		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01910	432.95	406.95		7598	Grenci-Ellis Granite Quarry, Mount Desert, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01985	448.07	380.07		6037	Callahan Mine (Harborside Mine; Cape Rosier Mine; Rosier Consolidated Mine), Brooksville, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01986	448.07	380.07		6037	Callahan Mine (Harborside Mine; Cape Rosier Mine; Rosier Consolidated Mine), Brooksville, Hancock Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
vms-01056	800	570	S	7595	Deer Isle Mine, Deer Isle, Hancock Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01057	510	510	S	105659	Douglass Mine, Blue Hill, Hancock Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01058	390	390	S	7605	Emerson Mine, Castine, Hancock Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01061	415	415	S	24322	Penobscot, Hancock Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034