EARTH CRYSTAL..LOOKS LIKE EARTH OR THE AMAZON FROM SPACE..VERY OLD STOCK WITH NO IDENTIFICATION

I FOUND THESE HIDDEN IN A BOTTOM DRAWER.. BEEN THERE FOR YEARS. I FORGET WHAT THEY ARE CALLED, BUT TO ME THEY LOOK LIKE THE EARTH FROM

SPACE, ESPECIALLY THE AMAZON, SO I NAMED THEM “

EARTH CRYSTALS” I NOTE THAT THERE IS SOME SORT OF MINERAL DEPOSTIN THEM

aprox  106 grams x 2  1/4″