Polished Stunning Pitch Black Basalt Crystal Points x 6 From Antsirabe, Madagascar Southern Africa with some displaying the Ametrine

with some displaying the Ametrine effect from yellow Limonite

Size = 84 - 85 mm

where successive layers of silica-rich solutions crystallize over time

is a rare and captivating pure blue agate

Size = 54 x 115 x 145 mm

Polished Stunning Pitch Black Basalt Crystal Points x 6 From Antsirabe, Madagascar Southern Africa with some displaying the AmetrinePRODUCT 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 enhances the stone's inherent texture, revealing intricate details that may be hidden in rough