Quartz crystal tips, natural crystal tips, 4-8 cm, very rare for collectors, can be used as water stones, for cloudbusters, as well as fountainstones, for jewellery making, or for decoration : Amazon.de:
Beautiful Clear Quartz Cluster from Brazil High Quality - Etsy.de
4.8 Clear Quartz Cluster from Brazil Large Quartz - Etsy Österreich
Raw Black Tourmaline Rough Stones LARGE Clear Quartz Crystal - Etsy Österreich