Corsi Collection of Decorative Stones

view of stone 743

Corsi 743, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 743  
Name and quarry location: Diaspro antico, locality unknown  
Geological description: Siliciified limestone or ironstone rich in relic shells of microfossils, and crossed by many slender fractures filled with colourless quartz. Some stylolites are present.  
Comments: It is not known where this stone was quarried.  
References: Corsi (1845) 225-226  
Further information:

Corsi's classification: Class 14. Quartz and its varieties; Species 6. Jasper; i. Antique jaspers  
Corsi's text: 186.1 Diaspro. Jaspis. Diaspro antico  

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