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 Calcite at Blackbird Mine (Pioneer Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 330Ma - 330Ma at this locality

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
sedcu-00687	330	330			Cu	180470	Blackbird Mine (Pioneer Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Cox et al. (2003)	USGSOFR03_107

Locality age (remote)

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_00000553	197	183	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000554	207	193	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000556	192	182	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000557	212	202	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000559	212	198	Uraninite	Uraninite	U	181354	E. L. Cord Shaft (Jackie; Uncle Ben; Pasco; Jen), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000560	213	199	Uraninite	Uraninite	U	181354	E. L. Cord Shaft (Jackie; Uncle Ben; Pasco; Jen), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000562	117	105	Uraninite	Uraninite	U	38507	Big Buck Mine (Standard), Casa Colorado Rock, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000563	120	108	Uraninite	Uraninite	U	38507	Big Buck Mine (Standard), Casa Colorado Rock, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000565	87	83	Uraninite	Uraninite	U	37454	Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000566	99	93	Uraninite	Uraninite	U	37454	Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000568	130	118	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000569	140	126	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000571	96	86	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000572	100	90	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609

Locality age (deprioritized) (remote)

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_00000555	425	355	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000558	510	450	Uraninite	Uraninite	U	38514	Mi Vida Mine (Utex Mine), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000561	269	203	Uraninite	Uraninite	U	181354	E. L. Cord Shaft (Jackie; Uncle Ben; Pasco; Jen), Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000564	235	175	Uraninite	Uraninite	U	38507	Big Buck Mine (Standard), Casa Colorado Rock, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000567	449	381	Uraninite	Uraninite	U	37454	Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000570	307	247	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609
Giersdorf_00000573	275	215	Uraninite	Uraninite	U	181973	Ike - Nixon Shaft, Big Indian District (Big Indian Wash - Lisbon Valley Area), San Juan Co., Utah, USA	Miller et al. (1963)	GSAB74_609