Ages for Boltwoodite at Devon, England, UK

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 281Ma - 279Ma 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
  Lucy_049	281	279				295926	Foggintor Quarry, Princetown, Dartmoor Forest, West Devon, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159

• 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
  Bradley_2012_093	281	277				4572	Meldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK	McCauley and Bradley (2014)	CM52_183
  Emily000536	252	176				4422	Littleham Bay, Budleigh Salterton, East Devon, Devon, England, UK	Milodowski A E et al. (2002)	SKAB1_1
  Lucy_040a	281	279				1620	Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_040b	280	280				1620	Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_040c	288	274				1620	Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_041	269	269				1620	Devon, England, UK	Hawkes et al. (1978)	US4_52
  Lucy_046	281	279				1521	Merrivale Quarry, Whitchurch, West Devon, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_048	280	276				292019	Haytor Quarry, Ilsington, Teignbridge, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_049	281	279				295926	Foggintor Quarry, Princetown, Dartmoor Forest, West Devon, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_050	280	280				1620	Devon, England, UK	Alderton et al. (1992)	JGE46_163
  Lucy_051	281	277				4572	Meldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_052	265	255				4572	Meldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK	Darbyshire et al. (1985)	JGSL142_1159
  Lucy_067	284	272				32192	Birch Tor & Vitifer Mine, Warren House, North Bovey, Teignbridge, Devon, England, UK	LeBoutillier et al. (2003)	GSWE10_403
  Lucy_082	295	295				4571	Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK	Hawkes et al. (1978	US4_51
  Lucy_096	308	284				105601	Meldon Mine (Red-a-Ven Mine; Okehampton Wheal Maria; Devon Copper Mine), Okehampton Hamlets, West Devon, Devon, England, UK	Fitch et al. (1964)	GSL1_159
  Lucy_097	301	289				105601	Meldon Mine (Red-a-Ven Mine; Okehampton Wheal Maria; Devon Copper Mine), Okehampton Hamlets, West Devon, Devon, England, UK	Fitch et al. (1964)	GSL1_159
  Lucy_121	282	270				1620	Devon, England, UK	Bray and Spooner (1983)	EG78_1064
  Lucy_180	287	285				292019	Haytor Quarry, Ilsington, Teignbridge, Devon, England, UK	Chen et al (1993)	JGSL150_1183
  Lucy_181	282.4	280.6	Muscovite			292019	Haytor Quarry, Ilsington, Teignbridge, Devon, England, UK	Chen et al (1993)	JGSL150_1183
  Lucy_182	280.8	278.6				292019	Haytor Quarry, Ilsington, Teignbridge, Devon, England, UK	Chen et al (1993)	JGSL150_1183
  Lucy_193	305	305				1620	Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_194	298	298				1520	Haytor Mine, Ilsington, Teignbridge, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_195	276	266				1520	Haytor Mine, Ilsington, Teignbridge, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_196	282	272				1520	Haytor Mine, Ilsington, Teignbridge, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_197	285	275				1520	Haytor Mine, Ilsington, Teignbridge, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_198	290	270				1520	Haytor Mine, Ilsington, Teignbridge, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_199	270	260				1521	Merrivale Quarry, Whitchurch, West Devon, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_200	293	277				1521	Merrivale Quarry, Whitchurch, West Devon, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_212	308	284				4571	Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_213	301	289				4571	Meldon Quarry (British Rail Quarry; British Railways Quarry; B. R. Quarry), Okehampton Hamlets, West Devon, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_214	259	249	Muscovite			4572	Meldon Aplite Quarry, Okehampton Hamlets, West Devon, Devon, England, UK	Miller et al (1964)	GJ4_105
  Lucy_234	211	201				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_249	458	78				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_250	211	201				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_251	231	191				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_263	52	42				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_264a	340	340				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_264b	750	750				1516	Kingswood Mine, West Buckfastleigh, Teignbridge, Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_267	293	277				1620	Devon, England, UK	Darnley et al. (1965)	MM34_159
  Lucy_268	270	260				1620	Devon, England, UK	Darnley et al. (1965)	MM34_159
  MM54_485_001	270	270				1558	Hope's Nose, Torquay, Torbay, Devon, England, UK	Stanley et al. (1990)	MM54_485
  sedcu-00415	260	260			Cu	34103	Wheal Exmouth, Christow, Teignbridge, Devon, England, UK	Cox et al. (2003)	USGSOFR03_107