From a national geographic kit : r/whatsthisrock

This National Geographic crystal growing kit grew crystals outside

what are these bumps called? I got a national geographic geode kit

National Geographic Rock & Mineral Starter Kit | Michaels

Received in National Geographic crystal advent calender. Is this

This National Geographic crystal growing kit grew crystals outside

lots of pictures:: Raided my apartments landscaping rocks. I am so

I too was given a fake National Geographic advent calendar, but a

What're these rocks? I found 1 & 2, but 3 was a gift. : r

Currently tumbling these little beauties and not sure what they

Complete set of Fake Nat Geo advent calendar with 2 i think

I too was given a fake National Geographic advent calendar, but a