Nontronite Specimen #2 Type_Polished Stilbite usually grows alongside Zeolites

Stilbite usually grows alongside Zeolites

Beautiful Carnelian polished heart from Madagascar

have been fossilised and replaced by Hematite

It iwas first collected in Hingston Down Consols

and ever wondered what they look like before the treatment

Nontronite Specimen #2 Type_Polished Stilbite usually grows alongside ZeolitesThis Nontronite specimen is from the Jove Lauriano claim in Minas Gerais, Brazil. You will receive the exact Nontronite crystal pictured. Nontronite is a member of the Smectite group of clay minerals, with a wonderful soft green colour which can vary depending on it's iron content. It is named after it's type locatility of Nontrone in the Dordogne region of France, and is also known as Chloropal, after the initial but mistaken belief that it was