This site provides Ed Pieters’ overview of collecting & digging thundereggs, quartz, petrified wood, minerals and fossiles in Europe and the USA during many years. There are pictures from the nature and wildlife too.
You also get the opportunity to supplement your own collection in our rockhop for a modest price .

My personal 'rocky' history:

1969 First mineral book for my birthday
1971  First rock collecting in Germany.
1972, First visit to Idar Oberstein / Germany.
1980  First thunderegg digging in Black Forest, Germany.
1989  First digging Féjus/ France lithophyses.
1995  First digging in Nowy Kosciol / Poland.
2007  Ed Pieters found in Oregon agatized limb casts and a chalcedony pinecone.
2010  He discovered his 1st new own site in the Ochoco Mountains (Oregon USA), named after him: Eddy Bed.
2011  Discovering of his 2nd new thunderegg location in Oregon and gave it the name Dutch Donny
2013  The 3rd discovered new thunderegg location with the name WM13 and, together with Jason Hinkle,
involved by the discovery of Wild Iris thundereggs.
2014-2026 yearly digging expeditions to Oregon USA, Black Forest Germany and Nowy Kosciol Poland

In the Book Agates III (Johann Zenz 2011) Ed is listed under “Agate Personalities in the World”.
He also publishes his experiences in the German mineralogical magazine MineralienWelt ( Bode Verlag GMBH, 31020 Salzhemmendorf, Germany)