Polished Black Basalt Display Crystals x 12 From Madagascar Orthorhombic Size = 152 - 161

Size = 152 - 161 mm

Blue and Red material is substantially less common with other banded or variegated forms being available sporadically

Size = 23 - 100 mm

Size = 105 - 176 mm | 4

Polished Black Basalt Display Crystals x 12 From Madagascar Orthorhombic Size = 152 - 161A NOTE FROM NICK A large flat of 12 polished nice shiny Black Basalt standing display crystals. A grade beauties! 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.