Polished Stromatolite Cubes x 4 From Katsepy, Madagascar Tanzania Dumortierite is a rare and

Dumortierite is a rare and highly valued aluminum boro-silicate mineral

Size = 34 - 86 mm

Size = 51 - 28 - 12 mm

High-quality rough Pietersite is priced around R2000 per kg

Due to its strength and unique look

Polished Stromatolite Cubes x 4 From Katsepy, Madagascar Tanzania Dumortierite is a rare andA NOTE FROM NICK 4 x Cubes made from Black Ringed Patterned Stromatolite Ancient Fossil Cyanobacteria in Green Matrix. Corners Cut off to stand for best display. AKA Kombamby Jasper. PRODUCT DESCRIPTION Stromatolites from Madagascar Stromatolite from Madagascar is an ancient, fossilized formation composed of layered sedimentary rock, created by Cyanobacteria over billions of years. They are one of the first oxygen producers on the Earth and without