Locality Layer
Germany, Rhenish Mountains, Drüggelte,Gevelsberger Zone(Ruhr region) upper R1
Germany, Rhenish Mountains, Gerlingsen, Erbenberg lower R1
Germany, Rhenish Mountains, Gevelsberg, 800 m N of railway station R1b
Germany, Rhenish Mountains, Gevelsberg, Molkerei R1b
Germany, Rhenish Mountains, Gevelsberg, northern railway station R1b
Germany, Rhenish Mountains, Gevelsberg upper R1
Germany, Rhenish Mountains, Hagen, Schwenke Tunnel upper R1
Germany, Rhenish Mountains, Himmelpforten,Gevelsberger Zone (Ruhr) upper R1
Germany, Rhenish Mountains, Neheim, Emde brickworks quarry lower R1
Uzbekistan, Fergana, Karachatyr Mts.,N slope, W of R. Aravan unrecorded