Breccia delle Alpi, possibly from the Apuan Alps, Italy
Geological description:
Polymict conglomerate; most clasts are silicified red limestone and rock crystal, a small proportion are calcareous or dolomitic. It is possibly from the Triassic Verrucano Formation.
Comments:
It has been suggested that the siliceous clastic deposits of the Verrucano Formation from the Apuan Alps is a possible source of this stone.
References:
Further information:
Corsi's classification:
Class 10. Pudding-stones; ii. Italian pudding-stones