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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Quartz from
Corbière's forest quarries, Broons-Sur-Vilaine, Châteaubourg, Fougères-Vitré, Ille-et-Vilaine, Brittany, France


02324940017364091266962.jpg
Quartz

Corbière's forest quarries, Broons-Sur-Vilaine, Châteaubourg, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
02324940017364091266962.jpg
Quartz

Corbière's forest quarries, Broons-Sur-Vilaine, Châteaubourg, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
03464980017272333139357.jpg
Quartz

Corbière's forest quarries, Broons-Sur-Vilaine, Châteaubourg, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Comments:Very good prismatic crystals are rare(centimeter or more).

The microcrystals are abundant.

Note that all crystals are always bright and rarely opaque.
Colour:white, colorless
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Corbière's forest quarries, Broons-Sur-Vilaine, Châteaubourg, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
Data Identifiers
Mindat Occurrence Record ID:928075
Long-form Identifier:1:3:928075:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
23.5km (14.6 miles) ⓘMontbelleux Mine, Luitré, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
27.6km (17.1 miles) ⓘLe Pâtis-Vert quarry, Le Pertre, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
29.8km (18.5 miles) ⓘLGV construction site (railroad), Le Pertre, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
33.2km (20.6 miles) ⓘLe Semnon, Martigné-Ferchaud, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
34.9km (21.7 miles) ⓘLa Lucette mine, Le Genest-Saint-Isle, Laval, Mayenne, Pays de la Loire, France
42.3km (26.3 miles) ⓘLa Guérivais, Rougé, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
47.9km (29.8 miles) ⓘBois-de-la-Roche quarry, Saint-Aubin-des-Châteaux, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
51.0km (31.7 miles) ⓘDes Pommeraies quarry, Entrammes, Mayenne, Pays de la Loire, France
54.8km (34.0 miles) ⓘMont Saint-Michel marshes, Le Mont-Saint-Michel, Avranches, Manche, Normandy, France
65.5km (40.7 miles) ⓘLe Bois Vert mine, Abbaretz, Châteaubriant-Ancenis, Loire-Atlantique, Pays de la Loire, France
References
John BRUNET collection
 
and/or  
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