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 Rossmanite at Maine, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 383Ma - 260Ma 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
Alexandra-0155	383	272				3802	Berry-Havey Quarry (Havey Quarry; Berry Quarry), Poland, Androscoggin Co., Maine, USA	Wise et al. (2012)	CM50_1515
Alexandra-0187	264	260	Muscovite			3784	Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA	Bradley et al. (2016)	CM54_945

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
Alexandra-0155	383	272				3802	Berry-Havey Quarry (Havey Quarry; Berry Quarry), Poland, Androscoggin Co., Maine, USA	Wise et al. (2012)	CM50_1515
Alexandra-0187	264	260	Muscovite			3784	Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA	Bradley et al. (2016)	CM54_945
Alexandra-0188	274.5	271.5				3792	Topsham, Sagadahoc Co., Maine, USA	Bradley et al. (2016)	CM54_945
Alexandra-0195	234.8	228.8	Muscovite			3782	Lord Hill Quarry (Lord Hill Mine), Stoneham, Oxford Co., Maine, USA	Bradley et al. (2016)	CM54_945
Alexandra-0196	274.5	271.5				5950	Yedlin Locality, Topsham, Sagadahoc Co., Maine, USA	Bradley et al. (2016)	CM54_945
Alexandra-0420	255	239				105704	Wells, York Co., Maine, USA	Zartman et al. (1970)	GSAB81_3359
AREPS5_257-00003	238	238				31680	Litchfield, Kennebec Co., Maine, USA	Zartman (1977)	AREPS5_257
AREPS5_257-00004	228	228				192749	Mount Agamenticus Alkaline Syenite, York, York Co., Maine, USA	Zartman (1977)	AREPS5_257
AREPS5_257-00019	125	125				24356	Lebanon, York Co., Maine, USA	Zartman (1977)	AREPS5_257
AREPS5_257-00024	120	120				237394	Alfred, York Co., Maine, USA	Zartman (1977)	AREPS5_257
AREPS5_257-00025	116	116				192750	Cape Neddick, York, York Co., Maine, USA	Zartman (1977)	AREPS5_257
AREPS5_257-00027	112	112				229120	Pleasant Mountain, Bridgton, Cumberland Co., Maine, USA	Zartman (1977)	AREPS5_257
Be-00022	293	293		Mccrillisite	Be	3784	Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA	Wise and Brown (2010)	JG55_3
Be-00026	293	293		Gainesite	Be	5940	Nevel Quarry (Twin Tunnels; United Feldspar Quarry), Newry, Oxford Co., Maine, USA	Wise and Brown (2010)	JG55_3
Bradley_2012_001	650	644	Zircon			237555	Islesboro, Waldo Co., Maine, USA	McCauley and Bradley (2014)	CM52_183
Bradley_2012_091	274	272				5949	Standpipe Hill Quarries, Topsham, Sagadahoc Co., Maine, USA	McCauley and Bradley (2014)	CM52_183
Bradley_2012_092	265	263	Zircon			237377	Sebago, Cumberland Co., Maine, USA	McCauley and Bradley (2014)	CM52_183
Grew_Li_2019_0040	295	295		Gainesite		5940	Nevel Quarry (Twin Tunnels; United Feldspar Quarry), Newry, Oxford Co., Maine, USA	Bradley et al. (2016)	CM54_945
Grew_Li_2019_0068	262	262		Mccrillisite		3784	Mount Mica Quarry (Mount Mica Mine), Paris, Oxford Co., Maine, USA	Bradley et al. (2016)	CM54_945
Jen_0001472	334	310	Scheelite			229390	Sanford, York Co., Maine, USA	Poulin et al. (2016)	CM54_1147
PorphCu-00022	443	443		Chalcopyrite, Epidote, Molybdenite, Pyrite	Cu	7377	Sally Mountain Prospect, Attean, Somerset Co., Maine, USA	Singer et al. (2008)	USGSOFR2008_1155
PorphCu-00023	443	443		Chalcocite, Chalcopyrite, Epidote, Kaolinite, Molybdenite, Pyrite, Sphalerite, Stannite	Cu	7378	Catheart Mountain Locality, Bradstreet, Somerset Co., Maine, USA	Singer et al. (2008)	USGSOFR2008_1155
USGS-Rb-Sr-00964	5	0				3805	Slattery Quarry, Paris, Oxford Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-00965	267.94	257.94	Muscovite			3805	Slattery Quarry, Paris, Oxford Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01853	390.71	378.71				205975	Red Beach, Calais, Washington Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01855	390.71	378.71				205975	Red Beach, Calais, Washington Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01856	390.71	378.71				205975	Red Beach, Calais, Washington Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-01868	391.56	391.56				105700	Charlotte, Washington Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
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
USGS-Rb-Sr-03274	225.21	219.21				237445	Mount Agamenticus, York, York Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-03275	225.21	219.21				237445	Mount Agamenticus, York, York Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
USGS-Rb-Sr-03276	225.21	219.21				237445	Mount Agamenticus, York, York Co., Maine, USA	USGS-Rb-Sr	USGS-Rb-Sr
vms-01052	500	500			S	7376	Alder Pond Locality, Lower Enchanted, Somerset Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01053	450	450			S	7558	Bald Mountain Mine, T12 R8 WELS, Aroostook Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01054	430	430			S	30641	Dolsan Prospect (Barrett Prospect), Pembroke, Washington Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01055	430	430			S	46375	Big Hill Mine, Pembroke, Washington Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
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-01059	440	440			S	7372	Ledge Ridge Locality, Parmachenee, Oxford Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034
vms-01060	450	450			S	7554	Mount Chase Locality, T6 R6 WELS, Penobscot 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