And here and at this place I say: THANK YOU FRIENDS about it !All photographs on Mindat are great inspiration for me but unfortunately my knowledge of English allows me not to actively participate in discussions about the mineral photos.Without friends, I never could not such photos as for example here <a href="http://www.mindat.org/article.php/885/Agates+-+hidden+beautyVitaEdited">http://www.mindat.org/article.php/885/Agates+-+hidden+beautyVitaEdited</a> 4 time(s).