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 Microcline at McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, 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	Dated Locality ID	Dated Locality	Ref	Ref ID
USGS-U-Th-Pb-01615_206_238	1685.2	1685.2	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01615_207_206	1693	1693	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01615_207_235	1688.7	1688.7	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01616_206_238	1680.8	1680.8	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01616_207_206	1693.8	1693.8	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01616_207_235	1686.5	1686.5	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01617_206_238	1675.4	1675.4	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01617_207_206	1693	1693	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01617_207_235	1683.2	1683.2	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01618_206_238	1668.9	1668.9	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01618_207_206	1687.5	1687.5	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
USGS-U-Th-Pb-01618_207_235	1677.1	1677.1	Zircon	112293	Twenty Grand Claim, McKinley Mountain Area, Wet Mountains Area, Custer Co., Colorado, USA	USGS-U-Th-Pb	USGS-U-Th-Pb