Low grade metamorphic limestone (marble) with small pyrite crystals and small quartz veins. Metamorphism has resulted in recrystallization of the calcite (turning into marble). The presence of pyrite has resulted in an iron oxide coating. Original limestone had a few thin muddy layers resulting in …
Low grade metamorphic limestone (marble) with small pyrite crystals and small quartz veins. Metamorphism has resulted in recrystallization of the calcite (turning into marble). The presence of pyrite has resulted in an iron oxide coating. Original limestone had a few thin muddy layers resulting in minor occurrences of clay minerals.
