Porto Buono or Nero Portoro is a decorative stone from Porto Venere, near Spezia, Liguria, Italy. It is a Jurassic golden or white veined black Limestone.ETH…
Porto Buono or Nero Portoro is a decorative stone from Porto Venere, near Spezia, Liguria, Italy. It is a Jurassic golden or white veined black Limestone.ETH Zurich: Nero Portoro. www.materialarchiv.ch (German)DNSA: Portoro Nero Giallo. www.natursteinonline.de (German)
See also List of stone
References
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