Locality	Layer
	Belgium, Hainaut, Charbonnages d'Aiseau-Presles	Niveau S
	Belgium, Hainaut, Charbonnages de Fontaine-l'Éveque	Niveau S
	Belgium, Hainaut, Charbonnages de Forte-Taille	1., 562 m, Niveau R
	Belgium, Hainaut, Charbonnages de Forte-Taille	2., 762 m, Niveau R
	Belgium, Hainaut, Charbonnages de Forte-Taille	2., 825 m, Niveau R
	Belgium, Hainaut, Charbonnages de Forte-Taille	694-702 m, Niveau S
	Belgium, Hainaut, Charbonnages de Forte-Taille, sondage 2	Niveau S
	Belgium, Liège, Sondage du Soiron	R2b1
	Belgium, Liège, Val-Dieu Abbey, 1200 m NW of	2
	Belgium, Liège, Val-Dieu Abbey, 250 m SW of	2
	Germany, Rhenish Mountains, Langerwehe, Gerhardine Stollen	R2b, lower horizon
	Germany, Rhenish Mountains, Langerwehe, Gerhardine Stollen	R2b, upper horizon
	Germany, Rhenish Mountains, Wehe valley	R2b
	Great Britain, England,Lancashire, Ramsbottom, Fletcher Bank borehole	R2b
	Great Britain, England,Yorkshire, Rombalds Moor, Snail Green No.2 borehole	R2b