Ages for Magnesite at Shungnak District, Northwest Arctic Borough, Alaska, USA

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

• 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
  USGS-Rb-Sr-06641	105	101				201696	Unnamed Occurrence (ARDF - SP036; West Of Beaver Creek), Shungnak District, Northwest Arctic Borough, Alaska, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06642	105	101				201696	Unnamed Occurrence (ARDF - SP036; West Of Beaver Creek), Shungnak District, Northwest Arctic Borough, Alaska, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06643	105	101	Muscovite			201696	Unnamed Occurrence (ARDF - SP036; West Of Beaver Creek), Shungnak District, Northwest Arctic Borough, Alaska, USA	USGS-Rb-Sr	USGS-Rb-Sr
  vms-00983	360	360			S	196312	Arctic Prospect, Shungnak District, Northwest Arctic Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009_1034
  vms-00985	419	323				198217	Jerry Creek Prospect (BT Claim Group), Shungnak District, Northwest Arctic Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009-1034
  vms-01003	419	323				200220	Sun; Picnic Creek; Hot Prospects, Shungnak District, Northwest Arctic Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009-1034
  vms-01004	360	360			S	200235	Sunshine Creek Prospect (CS), Bud Group, Shungnak District, Northwest Arctic Borough, Alaska, USA	Moiser et al. (2009)	USGSOFR2009_1034