Lithomarge
Cook's Kitchen Mine, Pool, Carn Brea, Cornwall, England, UK
Old time specimen, prior to 1850 of " lithomarge ". The red stringers in the mineral are typical in large pieces.
Ex Philadelphia museum specimen wearing a Dr. J. B. Wilson label and his number 4883.
Collection and photo, Paul De Bondt.
© Collection and photo 2012, Paul De Bondt