Mogyorósbánya, Komárom-Esztergom County, Hungary

Width of the picture:35mm

© Ungvári Collection

White, dull, fine-grained aggregate. Diameter of the specimen: 6 cm. Collection of Herman Ottó Museum, Miskolc, Hungary (catalogue No. 19291).

© Sándor Szakáll

Mogyorósbánya 1990 picture width is 85mm photo and collection Csaba Papp

© Csaba Papp