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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Tourmaline from
La Villeder, Le Roc Saint-André, Pontivy, Morbihan, Brittany, France


Locality type:Mine
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Beryl1
Cassiterite1
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view La Villeder, Le Roc Saint-André, Pontivy, Morbihan, Brittany, France
Data Identifiers
Mindat Occurrence Record ID:163138
Long-form Identifier:1:3:163138:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
1.8km (1.1 miles) ⓘQuily quarry, Quily, Pontivy, Morbihan, Brittany, France
21.1km (13.1 miles) ⓘLiziec stream alluvial deposits, Sulniac, Questembert, Vannes, Morbihan, Brittany, France
30.9km (19.2 miles) ⓘLa Lande quarry, Plumelin, Pontivy, Morbihan, Brittany, France
31.5km (19.6 miles) ⓘBouloterie stream alluvial deposits, Caden, Questembert, Vannes, Morbihan, Brittany, France
38.4km (23.9 miles) ⓘBétahon beach alluvials (Cromenac'h East), Ambon, Vannes, Morbihan, Brittany, France
38.8km (24.1 miles) ⓘCromenac'h beach alluvials (Cromenac'h West), Ambon, Vannes, Morbihan, Brittany, France
39.3km (24.4 miles) ⓘCoët Ligné, Baud, Pontivy, Morbihan, Brittany, France
40.8km (25.3 miles) ⓘSaint-Guérin beach alluvials, Damgan, Vannes, Morbihan, Brittany, France
40.9km (25.4 miles) ⓘConvert beach alluvials, Le Pouliguen, Saint-Nazaire, Loire-Atlantique, Pays de la Loire, France
43.1km (26.8 miles) ⓘLa Mine d'Or beach alluvial deposits, Penestin, Vannes, Morbihan, Brittany, France
References
Hubert, M. (1987) Secteur stannifère de La Villeder. Le Cahier des Micromonteurs 17(3), 3-14
De Ascençao Guedes, Roger, Dain, Yannick, Gloaguen, Eric, Chiappero, Pierre-Jacques (2001) Les espèces minérales du district de La Villeder. Le Règne Minéral - Hors Série 7, Les Éditions du Piat. 43-60
 
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