Blue Needle Quartz Double Point Ring B Labradorite 5 mm blue/green stones have

5 mm blue/green stones have been set into 12mm sterling silver mini hoop earrings with zircon accents

and Tanzania

These dark inclusions are iron or manganese oxides that form branching

These black 8x6 mm stones have been faceted and set into sterling silver post earrings with a bat design

Chrysocolla is formed when copper minerals are altered by water containing dissolved silica

Blue Needle Quartz Double Point Ring B Labradorite 5 mm blue/green stones haveBlue needle quartz, often called "angel feather quartz" or "blue rutilated quartz," is a variety of clear quartz containing microscopic inclusions that appear as delicate, glowing blue threads under light. The blue color is an optical phenomenon caused by Rayleigh scattering or the Tyndall effect from tiny trapped gas pockets or rutile needles. This 19x5mm stone is set into an adjustable sterling silver ring. This ring is adjustable and will best fit