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 Sanidine at Trachyte Quarry, Bolsena, Viterbo Province, Lazio, Italy

The cyan highlights indicate which age entries were selected as the "best" for assigning the mineral an age of 0.92Ma - 0.03Ma at this locality

Direct age (remote)

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Dated Locality ID	Dated Locality	Ref	Ref ID
Michelle_0093	0.05	0.03	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0093_a	0.05	0.03	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0099	0.24	0.2	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0106_b	0.33	0.33	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0121_a	0.42	0.38	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0122_b	0.46	0.38	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0123	0.63	0.59	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0124	0.92	0.84	Sanidine	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73

Locality age (remote)

Excel ID	Max Age (Ma)	Min Age (Ma)	Dated Mineral	Dated Locality ID	Dated Locality	Ref	Ref ID
Michelle_0095	0.18	0.12	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0096	0.22	0.14		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0097	0.31	0.13		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0100	0.307	0.247	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0101_a	0.27	0.27	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0102	0.34	0.28	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0103	0.37	0.25	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0104_a	0.3255	0.3065		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0107_c	0.344	0.328		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0108_d	0.37	0.31	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0109	0.41	0.29	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0110	0.39	0.31	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0112_b	0.56	0.26		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0113_b	0.43	0.39	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0114	0.423	0.403		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0115_a	0.431	0.431	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0116	0.54	0.44	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0117	0.61	0.57	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0118_c	0.66	0.6	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0119_b	0.69	0.63	Leucite	286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73
Michelle_0120	0.86	0.78		286302	Bolsena, Viterbo Province, Lazio, Italy	Fornaseri (1985)	RDSIMF40_73