Corsi Collection of Decorative Stones

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view of stone 980

Corsi 980, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 980  
Name and quarry location: Sicilian jasper, diaspro di Sicilia, from Sicily, Italy  
Geological description: Partially silicified limestone, voids and fractures filled with agate. Some black calcareous limestone especially on reverse. Dark brown areas are filler.  
Comments: Despite its appearance, there is sufficient calcite present in this specimen that is arguably should be classified among Corsi's 'diaspri terneri di Sicilia'.  
References:  
Further information:
 


Corsi's classification: Class 14. Quartz and its varieties; Species 6. Jasper; ii. Italian jaspers  
Corsi's text: 191.36/ S25.2 Diaspro di Sicilia  

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