Corsi Collection of Decorative Stones

view of stone 401

Corsi 401, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 401  
Name and quarry location: Breccia traccagnina, locality unknown  
Geological description: Polymict limestone conglomerate - perhaps a debris flow.  
Comments: The provenances of breccia traccagnina (so-called 'harlequin breccias') used in ancient times are generally not known. Breccias can occur in quite small deposits which may have been worked out.  
References: Borghini (1997) 183-187; Corsi (1825) 111-113; Corsi (1845) 146-147; Gnoli (1988) 249-251; Mielsch (1985) 48-49; Price (2007) 148  
Further information:

Corsi's classification: Class 1. Marbles; Section 5. Breccias; i. Antique Breccias  
Corsi's text: 112.13 Breccia traccagnina. Traccagnina fiorita  

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