SILICATES of the amphibole group are known to decompose endothermically, at temperatures above 600° C, to give a pyroxene and other products 1–3. The composition of the pyroxene and other products is ...
Explore the Aucanquilcha volcano in Chile and uncover fascinating amphibole mineral textures through polarized light microscopy. You might notice a scale bar below the crystal - that is 200 ...