Blue Opal - Facet oxidized This is a Manganese Oxide

This is a Manganese Oxide Geode

Cartilage is the stuff your ears and nose are made of

The gemstone occurs in various shades of blue

5cm Approximate Weight for 1 piece: 405g

Size approximately: 17mm x 10mm x 11

Blue Opal - Facet oxidized This is a Manganese OxideLocation Mined: Peru Location Cut: Peru Description: These facets come in various free forms, as well as traditional shapes. Due to the fact that we have over 50 000 loose gemstones in store that all differ, we have chosen not to post every individual stone. What you see here is a sample from the larger batch. Please shop in store, or schedule a phone video appointment with us.