Corsi Collection of Decorative Stones

view of stone 999

Corsi 999, approx. 145 x 73 x 40 mm, © Oxford University Museum of Natural History

OUMNH Number: 999  
Name and quarry location: Granito delle Alpi, from the Alps  
Geological description: Sepentinite. Very coarse-grained. Mottled dark and lighter green. Dark green, veined and cleaved altered pyroxene perhaps with original exsolution texture. Pale green (?) antigorite pseudomorphs retaining ghost fracture pattern of original olivine. One end of specimen shows clasis with constituent minerals forming granular aggregate. White cross-cutting veins contain carbonate and silicate.  
Comments: This locality has not been confirmed.  
References:  
Further information:
 


Corsi's classification: Class 16. Granites; ii. Italian granites  
Corsi's text: 216.55/ S28.3 Altro dello stesso luogo [Granito delle Alpi]  

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.