Corsi Collection of Decorative Stones

view of stone 660

Corsi 660, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 660  
Name and quarry location: Pietra dell'Etna, from Mt. Etna, Catania, Sicily, Italy  
Geological description: Tuff or basic lava. A dull red, equigranular rock composed principally of pale pink stained feldspar set in very fine dark matrix, with occasional pyroxenes up to 10mm. It has amygdales containing zoned carbonate and red oxide.  
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Corsi's classification: Class 8. Volcanic stones; ii. Stones from Etna  
Corsi's text: 157.16 Pietra dell'Etna  

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