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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Lignite from
Casino Mine, Monteriggioni, Siena Province, Tuscany, Italy


Locality type:Mine
Classification
Type:Lignite
Age information
Maximum recorded age:7.246 Ma
Minimum recorded age:5.333 Ma
Rock units:
UnitRecorded ageGeologic TimeDating methodReference
Argille del Casino (MaC)7.246 to 5.333 MaMioceneFossils
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Lignite data
Locality Data:Click here to view Casino Mine, Monteriggioni, Siena Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:1662051
Long-form Identifier:1:3:1662051:3
GUID (UUID V4):0
Nearest other occurrences of Lignite
0.7km (0.4 miles) ⓘLa Borea mine, Monteriggioni, Siena Province, Tuscany, Italy
0.8km (0.5 miles) ⓘLa Borea lignite outcrop, La Borea mine, Monteriggioni, Siena Province, Tuscany, Italy
1.0km (0.7 miles) ⓘGàrdina mine, Monteriggioni, Siena Province, Tuscany, Italy
2.1km (1.3 miles) ⓘTenditoi mine, Castellina in Chianti, Siena Province, Tuscany, Italy
3.0km (1.9 miles) ⓘMonteo I stope, Campalli mine, Castellina in Chianti, Siena Province, Tuscany, Italy
3.2km (2.0 miles) ⓘMonteo II stope, Campalli mine, Castellina in Chianti, Siena Province, Tuscany, Italy
3.9km (2.4 miles) ⓘCampalli mine, Castellina in Chianti, Siena Province, Tuscany, Italy
4.0km (2.5 miles) ⓘLe Cogne stope, Campalli mine, Castellina in Chianti, Siena Province, Tuscany, Italy
4.5km (2.8 miles) ⓘLilliano mine, Castellina in Chianti, Siena Province, Tuscany, Italy
5.6km (3.5 miles) ⓘPian dei Meli stope, Lilliano mine, Castellina in Chianti, Siena Province, Tuscany, Italy
References
AA.VV. (1971): La Toscana Meridionale. - Rend. Soc. Ital. Miner. e Petr., XXVII, special issue
 
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