OUMNH Number: | 725 |
---|---|
Name and quarry location: | Moss agate, agata di Sardegna, from Sardinia, Italy |
Geological description: | White chalcedony (cryptocrystalline quartz) with subtle agate banding, and extensive dendritic iron/manganese oxides. |
Comments: | Sardinia, Italy, may be correct provenance. Jervis (1881; 137) records a chalcedony with dendritic pyrolusite from Alghero, Province of Sassari. Corsi's specimen is a an irregular shape piece to which other slices and infillings of white plaster have been added to give the required external shape. It is partly hollow. |
References: | Corsi (1845) 239; Jervis (1881) 137; Price (2007) 242 |
Further information: |
|
Corsi's classification: | Class 14. Quartz and its varieties; Species 5. Agate |
---|---|
Corsi's text: | 138.3 Agata di Sardegna |