https://www.sothebys.com/en/buy/auction/2019/history-of-science-and-technology-including-fossils-minerals-and-meteorites/ganesh-gogotte-formation-oligocene-30-million
"ganesh" Gogotte Formation, Oligocene (30 Million Years Ago),
30 millionganeshgogotteformationoligocene
https://www.christies.com/private-sales/privateitems/FONTAINEBLEAU-FRANCE-SN00677071-002
A GOGOTTE FORMATION
A GOGOTTE FORMATIONFONTAINEBLEAU, FRANCEOf natural form, from the Oligocene (circa 30 million years ago), with many layers of concretions forming an twisting...
gogotteformation
https://www.sothebys.com/en/buy/auction/2019/history-of-science-and-technology-including-fossils-minerals-and-meteorites/voyage-to-the-center-of-the-earth-gogotte
"voyage To The Center Of The Earth" Gogotte Formation, Oligocene (30
the center of earthvoyagegogotteformationoligocene
https://www.sothebys.com/en/buy/auction/2019/history-of-science-and-technology-including-fossils-minerals-and-meteorites/a-venus-de-fontainebleau-gogotte-formation
A "venus De Fontainebleau" Gogotte Formation, Oligocene (30 Million
venusdefontainebleaugogotteformation