The Pocket Book of Stones corundum It's important to note that

It's important to note that excessive exposure to light can lead to fading of the tenebrescent effect in hackmanite

5cm x 7cm x 7cm

Approximate weight of 1 piece: 5g

when the gemstone is kept away from light

The Pocket Book of Stones corundum It's important to note thatDescription: Detailing the spiritual and healing qualities of 390 members of the mineral kingdom, The Pocket Book of Stones is a condensed reference guide to crystals and gems based on the bestselling The Book of Stones: Who They Are and What They Teach. This portable A to Z guide features beautifully lit, full color photos of each stone to aid in identification and to showcase the beauty of the crystals and gemstones. This updated edition describes