Locality
7°7´ east longitude, 52°39´ north latitiude   [ map ]

Name
Martenberg mine near Adorf, Germany, Europa

Historical relevance of location
Iron ore was mined from the Devonian in the Martenberg mine.

Classification of the earth

Structure	marine rock with brachiopod shells
Colour	reddish brown
Age	Devonian

Donor

Geoscientific Collections Section of the Federal Institute for Geosciences and Natural Resources,
 Geological Survey of Lower Saxony,
 Hannover,
 Germany