Nontronite Specimen #2 Type_Polished with the front revealing the

with the front revealing the inner Calcite chambers

and ever wondered what they look like before the treatment

and shows contrasting purple Phosphosiderite against red - orange Triplite

or Mystic Merlinite

Nontronite Specimen #2 Type_Polished with the front revealing theThis 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