1
$\begingroup$

There are some kind of stone, I collected them and I want to be sure of their identification.

Stone 1

Stone 2

Stone 3

$\endgroup$
  • 2
    $\begingroup$ Please make this one question per rock/stone and provide as much information from this guide for each one. $\endgroup$ – Jan Doggen Sep 12 '18 at 15:32

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy

Browse other questions tagged or ask your own question.