Black Obsidian 14mm Faceted Heart - 15-16 Inch Blue-Green or during meditation

or during meditation

grossular (varieties of which are hessonite or cinnamon-stone and tsavorite)

where copper contributes to blue tones and iron introduces green variations

this semi-precious variety of quartz is found in many locations around the world

Opal is a natural gemstone made from silica mineral and 90% are found in Australia

Black Obsidian 14mm Faceted Heart - 15-16 Inch Blue-Green or during meditationEssentially a volcanic glass, Obsidian ranges in color from opaque black, to green, brown, mahogany, black with rainbow colors, black with snowflake patterns, black with a golden sheen, and translucent black (Apache Tears)