Ages for Ludlamite at Oxford Co., Maine, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 264Ma - 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-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-0187	264	260	Muscovite			3784	Mount Mica Quarry (Mount Mica Mine), Paris, Oxford 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
  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
  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
  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
  vms-01059	440	440			S	7372	Ledge Ridge Locality, Parmachenee, Oxford Co., Maine, USA	Moiser et al. (2009)	USGSOFR2009_1034