Ages for Opal at Petaca District, Rio Arriba Co., New Mexico, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 5Ma - 3.5Ma 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
  NAVDAT-12356	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12357	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12358	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12359	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12360	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12361	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12362	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12363	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12364	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12365	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12366	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12367	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12368	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12369	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12370	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12371	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12372	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12373	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12374	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12375	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12376	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12377	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12378	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12379	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12380	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12381	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12382	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12383	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12384	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12385	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12386	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12387	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12388	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12389	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12390	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12391	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12392	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12393	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12394	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12395	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12396	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12397	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12398	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12399	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12400	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12401	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12402	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12403	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12404	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12413	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12414	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12415	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12416	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12417	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12418	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12419	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12420	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT
  NAVDAT-12421	5	3.5				273846	South Petaca, Petaca District, Rio Arriba Co., New Mexico, USA	NAVDAT	NAVDAT

• Locality age (deprioritized)

• 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
  ree-00685	541	541				21886	Petaca District, Rio Arriba Co., New Mexico, USA	Orris and Grauch (2002)	USGSOFR02_189