Corsi Collection of Decorative Stones

view of stone 654

Corsi 654, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 654  
Name and quarry location: Pietra dell'Etna, from Mt. Etna, Catania, Sicily, Italy  
Geological description: An altered pumiceous tuff. Brick-red, carbonate-bearing medium to fine-grained, well-sorted rock with a few larger subangular pumice clasts. No. 656 may be this rock in an unaltered state.  
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Corsi's classification: Class 8. Volcanic stones; ii. Stones from Etna  
Corsi's text: 156.10 Pietra dell'Etna  

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