Corsi Collection of Decorative Stones

view of stone 814

Corsi 814, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 814  
Name and quarry location: most probably granito nero, from between Aswan and Shellal District, Nile Valley, Egypt  
Geological description: Biotite granodiorite; probably a variety of the Aswan granodiorite from the Precambrian basement rocks.  
Comments: This stone is most probably Harrell's variety 'b' of the Aswan granites and granodiorites described on his website. It is also known as diorite Egiziano and is found in a number of localities between Aswan and the Shellal district.  
References: Borghini (1997) 224; Corsi (1845) 210-211, 215-216; Harrell (2010a); Lazzarini (2002c) 229; Mielsch (1985) 67; Price (2007) 234  
Further information:

Corsi's classification: Class 16. Granites; i. Antique granite  
Corsi's text: 204.2 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

Enter some search terms
Show results as:

search tips

Searches the database for all stone records containing the words you enter. To search for a text string, put it between quotation marks. To search for stone records that don't contain a word, put a minus sign in front of it.

For example, entering: granite "coarse-grained" -Egypt will find all the coarse-grained granites that do not come from Egypt.

Terms of three characters or less have not been indexed.