Corsi Collection of Decorative Stones

view of stone 570

Corsi 570, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 570  
Name and quarry location: Serpentina verde di Varallo, from Varallo, Novara, Piedmont, Italy  
Geological description: A sheared breccia of serpentinite clasts in fine-grained calcite matrix, with abundant streaks and grains of dark grey oxide minerals.  
Comments: Similar stones from Varallo have been seen in other collections. This specimen has been cut thinner than most of Corsi's samples, and built up with green-painted plaster and stone to the correct depth.  
Further information:

Corsi's classification: Class 7. Serpentines; i. Noble serpentines  
Corsi's text: 145.6 Altra varietà [Verde di Varallo nel Piemonte]  

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