Thin section 55NC22, tactite (skarn) (polarized) Image Read more about Thin section 55NC22, tactite (skarn) (polarized)
Thin section 54NC47, sapphire-bearing biotite schist (polarized) Image Read more about Thin section 54NC47, sapphire-bearing biotite schist (polarized)
Thin section 54NC47, sapphire-bearing biotite schist Image Read more about Thin section 54NC47, sapphire-bearing biotite schist
Thin section 54NC46, tactite (polarized) Image Read more about Thin section 54NC46, tactite (polarized)
Thin section 56NC335, tuffaceous limestone (polarized) Image Read more about Thin section 56NC335, tuffaceous limestone (polarized)
Thin section 55NC144, meta - limestone (polarized) Image Read more about Thin section 55NC144, meta - limestone (polarized)
Thin section 55NC48, limestone (polarized) Image Read more about Thin section 55NC48, limestone (polarized)