Lepidolite 40mm Spheres Chrysoprase A concretion is hard

A concretion is hard

an isomorphous solid solution series with a hardness of 6 to 6

perception

the exterior is generally a form of Chalcedony or crystalline Silica

Lepidolite 40mm Spheres Chrysoprase A concretion is hard*stands in photos are not included The size will vary 1. 57" to 1. 60" Lepidolite is a potassium lithium aluminum silicate with a hardness of 2. 5 to 3. Its crystal system is monoclinic. It crystallizes in cleavable masses, scaly aggregates and in tabular hexagonal crystals. Lepidolite often occurs in association with other lithium bearing minerals, such as Tourmaline or Spodumene. Color is most often pink, purplish, or lavender, although Lepidolite