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 Margaritasite at Peña Blanca District, Aldama Municipality, Chihuahua, Mexico

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 44.95Ma - 38.3Ma 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
Giersdorf_00000961	44.95	38.3		Carnotite, Margaritasite, Molybdenite, Phosphuranylite, Powellite, Tyuyamunite, Uranophane, Parauranophane	U	15672	Margaritas No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233

Specified 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
Giersdorf_00000961	44.95	38.3		Carnotite, Margaritasite, Molybdenite, Phosphuranylite, Powellite, Tyuyamunite, Uranophane, Parauranophane	U	15672	Margaritas No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233

Mineralization age (prioritized)

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
Giersdorf_00000811	13.1	2.7	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713

Mineralization 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
Giersdorf_00000812	11.58	7.72	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000813	10.1	6.08	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000814	5.55	1.85	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000815	15.21	11.41	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000816	12.36	8.26	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000817	6.22	2.08	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000818	8.12	4.06	Uraninite	Becquerelite, Boltwoodite, Ianthinite, Schoepite, Soddyite, Uraninite, Weeksite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000960	44.7	42.9		Uraninite	U	17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000962	44.7	42.9		Kaolinite, Montmorillonite, Uranophane, Parauranophane	U	208595	Puerto No. 3 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233

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
Giersdorf_00000810	43.8	43.8				17009	Nopal No. 1 Mine, Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	Pearcy et al. (1994)	AG9_713
Giersdorf_00000823b	44	44		Uraninite		22313	Peña Blanca District, Aldama Municipality, Chihuahua, Mexico
Giersdorf_00000955	53.8	53.8				17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000955b	42	42				17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000956	44.7	42.9	Sanidine			17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000957	45.4	43.6	Sanidine			17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000958	38.3	38.3	Sanidine			17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233
Giersdorf_00000959	37.3	37.3	Sanidine			17023	Sierra Peña Blanca, Peña Blanca District, Aldama Municipality, Chihuahua, Mexico	George-Aniel et al. (1991)	EG86_233