Minerals, fossils and meteorites

I have been collecting rocks since about age 6. Today, my collection consists of more than 1200 mineral, fossil and rock specimens from all around the world. Since 1991, I also collect meteorites. In 2002, I became a founding member of Polish Meteoritical Society (Polskie Towarzystwo Meteorytowe, PTM) [site in Polish].

Here are some of my articles related to the topic:

And here some things related to my collection:

From the homepage of Michał Kosmulski, https://michal.kosmulski.org/
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