Ages for Montmorillonite at Picuris District, Taos Co., New Mexico, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 1899Ma - 861.9Ma 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-06373	1899	1899	Albite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-U-Th-Pb-00035_207_206	961.9	861.9				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb

• 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-0406	1409	1263				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	Lumpkin et al.(1986)	AM71_569
  Alexandra-0407	1392	1136	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	Lumpkin et al.(1986)	AM71_569
  Alexandra-0408	1286	1206				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	Lumpkin et al.(1986)	AM71_569
  Bradley_2012_087	1348	1346	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	McCauley and Bradley (2014)	CM52_183
  USGS-Rb-Sr-00192	1362.15	1222.15	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-00193	1332.78	1192.78	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-00194	1391.52	1251.52	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-00195	1293.41	1173.41	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-00429	1666.24	1466.24	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06353	1454	1454	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06354	1510	1510	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06355	1324	1324	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06356	1295	1295	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06357	1494	1494	Muscovite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06358	1329	1329				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06359	1353	1353				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06360	1422	1422				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06361	1616	1616				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06362	1441	1441				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06363	1362	1362				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06364	1481	1481				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06365	1382	1382				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06367	1304	1304				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06368	1286	1286				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06369	1332	1332				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06370	1281	1281				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06373	1899	1899	Albite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06374	1406	1406	Albite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06375	1565	1565	Albite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06376	1497	1497	Albite			13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06380	1441	1441				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06381	1476	1476				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06382	1655	1655				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06383	1416	1416				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06399	1457	1457				47533	Champion Mine, Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-06400	1413	1413				47533	Champion Mine, Picuris District, Taos Co., New Mexico, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-U-Th-Pb-00035_206_238	1012.9	912.9				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00035_207_206	961.9	861.9				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00035_207_235	997.5	897.5				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00036_206_238	963.3	863.3				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00036_207_206	1214.7	1094.7				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00036_207_235	1037	937				13724	Harding Mine (Harding Pegmatite), Picuris District, Taos Co., New Mexico, USA	USGS-U-Th-Pb	USGS-U-Th-Pb