Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Muscovite from
LGV construction site (railroad), Le Pertre, Fougères-Vitré, Ille-et-Vilaine, Brittany, France


Locality type:Construction Site
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Albite1
Orthoclase1
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view LGV construction site (railroad), Le Pertre, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
Data Identifiers
Mindat Occurrence Record ID:955375
Long-form Identifier:1:3:955375:0
GUID (UUID V4):0
Nearest other occurrences of Muscovite
31.4km (19.5 miles) ⓘLe Semnon, Martigné-Ferchaud, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
33.3km (20.7 miles) ⓘMontbelleux Mine, Luitré, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
48.2km (30.0 miles) ⓘBois-de-la-Roche quarry, Saint-Aubin-des-Châteaux, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
63.7km (39.6 miles) ⓘLe Bois Vert mine, Abbaretz, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
65.2km (40.5 miles) ⓘLe Bé, Nozay, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
66.4km (41.3 miles) ⓘLa Chénaie, Abbaretz, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
70.2km (43.6 miles) ⓘRouez mine, Tennie, Mamers, Sarthe, Pays de la Loire, France
81.0km (50.3 miles) ⓘLe Cerny, Le Cellier, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
90.4km (56.2 miles) ⓘPont-Percé quarry, Condé-sur-Sarthe, Alençon, Orne, Normandy, France
94.4km (58.7 miles) ⓘChamp de Manoeuvres quarry, Petit-Port, Nantes, Nantes, Loire-Atlantique, Pays de la Loire, France
References
Brunet, John (2016) Minéralogie du Massif du Pertre Ille-et-Volaine [Mineralogy of the Pertre Massif, Ille-et-Vilaine]. Le Règne Minéral, 22 (127). 5-18
 
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