Corsi Collection of Decorative Stones

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view of stone 843

Corsi 843, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 843  
Name and quarry location: Granito antico, locality unknown  
Geological description: Biotite tonalite, rich in biotite. Equigranular, with glassy plagioclase and subordinate alkali feldspar. Dark mica emphasises faint gneissose texture.  
Comments: This is not thought to be Egyptian granite. The quarry location is not known.  
References:  
Further information:
 


Corsi's classification: Class 16. Granites; i. Antique granite  
Corsi's text: 208.31 Granito antico. Marmor Syenite. Marmo Sienite... [trovata] presso la città di Siene sul confine fra Egitto, e l'Etiopia... Pyrrhopoecilon... Psaronion...Aethiopicum perchè... era Siene sul confine dell' Etiopia.  

Full entry in English

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Funded by Esmée Fairbairn Foundation Oxford University Museum of Natural History University of Oxford