Corsi Collection of Decorative Stones

view of stone 776

Corsi 776, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 776  
Name and quarry location: Sicilian jasper, diaspro di Palermo, probably diaspro di Navurra, from Palermo, Sicily, Italy; most probably from Feudo Navurra, near Casteldaccia.  
Geological description: Brecciated jasper, clasts mottled orange/red with colourless/scarlet banded agate around rims. Matrix is impure grey or pure white coarsely crystalline calcite.  
Comments: Most probably from the northern part of the Province of Palermo, Sicily, Italy. It matches closely specimens labelled 'Navurra, Valle Savachetta', in the Naturhistorisches Museum Wien. This is, according to Montana, the Feudo della Navurra in the nearTrabia; other sources suggest it was in the area of Casteldaccia and Altavilla Milicia.  
References: Jervis (1881) 193-318; Jervis (1889) 449-482; Montana & Briuccia (1998) 77-78; Price (2007) 246-247; Schmidt (2002)  
Further information:

Corsi's classification: Class 14. Quartz and its varieties; Species 6. Jasper; ii. Italian jaspers  
Corsi's text: 190.29 Diaspro di Palermo... di Sicilia  

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