Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Tourmaline from
Hourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium


01385240017365229433100.jpg
Tourmaline

Hourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
01385240017365229433100.jpg
Tourmaline

Hourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
01057810017271985351736.jpg
Tourmaline

Hourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
Locality type:Quarry
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 Hourt quarry, Grand-Halleux, Vielsalm, Luxembourg, Wallonia, Belgium
Data Identifiers
Mindat Occurrence Record ID:78472
Long-form Identifier:1:3:78472:2
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
2.9km (1.8 miles) ⓘNeuville, Vielsalm, Luxembourg, Wallonia, Belgium
3.2km (2.0 miles) ⓘThier des Carrières, Cahay, Vielsalm, Luxembourg, Wallonia, Belgium
4.2km (2.6 miles) ⓘSalmchâteau, Vielsalm, Luxembourg, Wallonia, Belgium
4.5km (2.8 miles) ⓘBêche, Vielsalm, Luxembourg, Wallonia, Belgium
9.5km (5.9 miles) ⓘRechterbach stream (incl. Malmedy; Waimes; Weismes; Faymonville; Pont; Brücken; Ligneuville; Amel), Recht, Sankt-Vith, Liège, Wallonia, Belgium
10.6km (6.6 miles) ⓘMargraff quarry, Recht, Sankt-Vith, Liège, Wallonia, Belgium
12.4km (7.7 miles) ⓘFraiture, Bihain, Vielsalm, Luxembourg, Wallonia, Belgium
20.2km (12.5 miles) ⓘQuarreux, Aywaille, Liège, Wallonia, Belgium
29.0km (18.0 miles) ⓘForges Thiry, Pepinster, Liège, Wallonia, Belgium
30.0km (18.6 miles) ⓘFraiture, Sprimont, Liège, Wallonia, Belgium
References
Lepersonne, J. (1934) Découverte de tourmaline et de rutile dans un filon de quartz du quartzite devillien de Hourt. Annales de la Société géologique de Belgique, 57, B176.
Mélon, J., Bourguignon, P., Fransolet, A.-M. (1976) Les minéraux de Belgique. Editions G. Lelotte, Dison .
Hatert, F., Deliens, M., Fransolet, A.-M., Van Der Meersche, E. (2002) Les minéraux de Belgique (2nd ed.) Muséum des Sciences Naturelles, Bruxelles.
Dillen, R., Dehove, J., Detaille, J. (2004) Graulichiet-Ce), een nieuw mineraal ontdekt in België [Graulichiet-Ce), a new mineral discovered in Belgium]. Geonieuws, 29 (06) 134-148
 
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