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 Montagne-Saint-Joseph, Saint-Malo, Saint-Malo, Ille-et-Vilaine, Brittany, France


Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view La Montagne-Saint-Joseph, Saint-Malo, Saint-Malo, Ille-et-Vilaine, Brittany, France
Data Identifiers
Mindat Occurrence Record ID:1025013
Long-form Identifier:1:3:1025013:6
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
15.8km (9.8 miles) ⓘLa Loge Island, Saint-Jacut-de-la-Mer, Dinan, Côtes-d'Armor, Brittany, France
38.1km (23.7 miles) ⓘLa Ville Berneuf beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
43.7km (27.1 miles) ⓘDahouët beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
44.6km (27.7 miles) ⓘLe Port Morvan beach alluvials, Pléneuf-Val-André, Saint-Brieuc, Côtes-d'Armor, Brittany, France
53.0km (32.9 miles) ⓘL’Hôtellerie beach alluvials, Hillion, Saint-Brieuc, Côtes-d'Armor, Brittany, France
55.4km (34.4 miles) ⓘSaint-Laurent-de-la-Mer beach alluvials, Plérin, Saint-Brieuc, Côtes-d'Armor, Brittany, France
61.7km (38.3 miles) ⓘLes Godelins beach alluvials, Étables-sur-Mer, Binic-Etables-sur-Mer, Saint-Brieuc, Côtes-d'Armor, Brittany, France
71.7km (44.6 miles) ⓘMontbelleux Mine, Luitré, Fougères-Vitré, Ille-et-Vilaine, Brittany, France
91.8km (57.1 miles) ⓘQuily quarry, Quily, Pontivy, Morbihan, Brittany, France
93.5km (58.1 miles) ⓘLa Villeder, Le Roc Saint-André, Pontivy, Morbihan, Brittany, France
References
Chauris, L. (2014) Minéraux de Bretagne [Minerals of Brittany]. Les Editions du Piat. 336pp.p.177
 
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