there are beautiful iridescent olivine crystals growing on the outside of the lava crust

originally brought from Iceland

Weight:  51

Dimensions:  45x33x33 mm / 1

Ontario is a stunning piece of natural beauty

Star Mica Metamorphic Rock with Quartz | 36.16g | Muscovite | Brazil Trilobite there are beautiful iridescent olivineThis is a specimen of Star Mica or Muscovite and Quartz cluster. These clusters show crystals that grow in sheets or book formations. It is silvery gold with good transparency when held up to the light. The name Muscovite comes from the term Muscovy Glass which was a name for the thick sheets of Mica used as a substitute for glass Russia. The name Mica is derived from the Greek word that means to split. On this nice specimen, the matrix faces are