Green Amethyst (Prasiolite) 2-3x6-7mm Faceted Irregular Tyre Beads - 8-Inch Pink (Synthetic) 10mm brown to golden-yellow hydrous potassium

brown to golden-yellow hydrous potassium iron titanium silicate mineral

Beads Per Strand: 68

air bubbles or black carbon deposits

Blue Peruvian Opal naturally occurs with swirling patterns of deep blues

Green Amethyst (Prasiolite) 2-3x6-7mm Faceted Irregular Tyre Beads - 8-Inch Pink (Synthetic) 10mm brown to golden-yellow hydrous potassiumAmethyst is a beautiful stone (normally purple), known as a Gem of Fire by ancient cultures. It has been greatly sought after throughout history and was at times valued as highly as Diamond. Today, this semi precious variety of quartz is found in many locations around the world. The presence of Manganese within the stone produces the purple hue, and variation of the amount of iron in the stone creates a color range from reddish purple to deep violet