Corsi Collection of Decorative Stones

view of stone 709

Corsi 709, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 709  
Name and quarry location: Serpentina delle Alpi, from the Alps  
Geological description: Serpentinite with colourless plagioclase porphyroblasts. Orange coloration is wax filler.  
Comments: This stone is composed mainly of serpentine group minerals rather than nephrite (compact actinolite-tremolite). It resembles the modern verde vittoria from Lanzada, Lombardy, Italy.  
Further information:

Corsi's classification: Class 13. Feldspars; Species 4. Nephrite  
Corsi's text: 175.3 Pietra nefrite. Marmor aequipondus. Lapides martyrum. Nefrite delle Alpi... non si conosce la cava  

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