Polished Black Basalt Double Terminated x 3 From Madagascar XXL (HUGE) known for its classic botryoidal

known for its classic botryoidal habit

and crystal structures

These Jigsaw Ammonites

Quartz & Rhodonite

Polished Black Basalt Double Terminated x 3 From Madagascar XXL (HUGE) known for its classic botryoidalA NOTE FROM NICK 3 Nice Black Basalt Double Terminated Polished Crystals. Large Handheld Size. PRODUCT DESCRIPTION Basalt from Madagascar: A Volcanic Wonder Basalt from Madagascar is a natural stone formed from volcanic lava that has cooled and solidified over millions of years. Its deep, rich black or dark grey color, often dotted with subtle mineral inclusions, gives it a sleek and sophisticated look when polished to a high sheen. The smooth surface