Ages for Magnetite at Madera Co., California, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 146Ma - 0.38Ma 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
  NAVDAT-9126	146	100	Zircon			248235	Timber Knob, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-7538	3.9	0.38				215362	Devils Postpile National Monument, Ritter Range, Madera Co., California, USA	NAVDAT	NAVDAT

• 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-32168	125.4	102.6				81619	Fig Zircon Springs Prospect, Sugar Pine, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32180	125.4	102.6				81632	Gaylord Borrow Pit, Yosemite Forks, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32181	125.4	102.6				218177	Oakhurst, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32189	125.4	102.6				81809	Thornberry Deposit, North Fork, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32221	125.4	102.6				81608	Ed Wells Property, Raymond, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32223	125.4	102.6				81710	Monitor Mine, Indian Hill, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32227	125.4	102.6				248340	Kelshaw Corners, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32231	125.4	102.6				248226	Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32233	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32241	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32242	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32243	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32244	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32245	125.4	102.6				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32257	125.4	102.6				248248	Central Camp, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-32324	99	81				81786	South Fork Bar Placer Prospect, Balloon Dome, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-36929	1	0.8				215362	Devils Postpile National Monument, Ritter Range, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-36930	1	0.8				215362	Devils Postpile National Monument, Ritter Range, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37781	116	112				81823	Unnamed Stone Quarry (1), Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37783	116	112				81610	Eighty-Six Mine, Indian Springs, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37787	116	112				248340	Kelshaw Corners, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37791	116	112				81699	Madera Quarry [1] (Raymond Quarry; Sierra White Quarry), Raymond, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37794	116	112				203921	Coarsegold, Coarsegold District (includes Former Potter Ridge District), Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-37797	116	112				248300	Yosemite Forks, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-48219	3.2	3.1				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-48220	3.2	3.1				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-48222	3.2	3.1				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-48225	3.2	3.1				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-48231	3.2	3.1				81832	Waage Group (Wage Group), Olaine Lake, Agnew Meadows, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-5227	3.6	1.8				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-5228	3.6	1.8				248161	Agnew Pass Area, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-7538	3.9	0.38				215362	Devils Postpile National Monument, Ritter Range, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-7554	3.9	0.38				81602	Doris No. 1 Prospect (Crystal No. 2), Jackass Rock, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-7575	9.95	9.5				81845	Williams Mine, Hildreth, Hildreth District, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-9126	146	100	Zircon			248235	Timber Knob, Madera Co., California, USA	NAVDAT	NAVDAT
  NAVDAT-9129	5.3	1.8	Zircon			81653	Hilltop Claim, Cattle Mountain, Madera Co., California, USA	NAVDAT	NAVDAT
  USGS-Rb-Sr-05407	102.1	97.7				81825	Vera Mae Claims (Vera Mae No. 4 Claim; Vera Mae No. 5 Claim), Iron Mountain (3), Minarets District (Mountain District; Raymond District; Minaret District), Ritter Range, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-05444	147	121				81781	Silver King Prospect, Banner Peak, Minarets District (Mountain District; Raymond District; Minaret District), Ritter Range, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-05445	147	121				81781	Silver King Prospect, Banner Peak, Minarets District (Mountain District; Raymond District; Minaret District), Ritter Range, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-05446	147	121				81781	Silver King Prospect, Banner Peak, Minarets District (Mountain District; Raymond District; Minaret District), Ritter Range, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-07071	99.3	90.1				81667	Jimmie Claim, Timber Knob, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-Rb-Sr-07074	99.3	90.1				248235	Timber Knob, Madera Co., California, USA	USGS-Rb-Sr	USGS-Rb-Sr
  USGS-U-Th-Pb-00891_206_238	110.3	110.3	Zircon			81545	Belleview Mine, Indian Springs, Madera Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00891_207_235	105.2	105.2	Zircon			81545	Belleview Mine, Indian Springs, Madera Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00899_206_238	108.2	108.2	Zircon			81681	Krohn Prospect, Potter Ridge, Coarsegold District (includes Former Potter Ridge District), Madera Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb
  USGS-U-Th-Pb-00899_207_235	102.2	102.2	Zircon			81681	Krohn Prospect, Potter Ridge, Coarsegold District (includes Former Potter Ridge District), Madera Co., California, USA	USGS-U-Th-Pb	USGS-U-Th-Pb