Unakite 2x4mm Heishi - 15-16 Inch Shape_Faceted Bicone and this phenomenon is thought

and this phenomenon is thought to be due to impurities of yttrium or organic matter within the crystal lattice

Von Prehn discovered the stone in South Africa in 1774

" The "gift from the sun

This is due to high oscillating frequency and thermal conductivity

Mushroom Rhyolite is named for the naturally occurring stone pattern which often resembles mushrooms or other fungi

Unakite 2x4mm Heishi - 15-16 Inch Shape_Faceted Bicone and this phenomenon is thoughtUnakite is a granite composed of pink Feldspar and Epidote, creating a beautiful blend of pink and green in mottled patterns. The colors in this stone can range from pistachio to moss green with areas of pink, peach or light red and may also include colorless Quartz. It was first found in the Unaka Mountains in Tennessee and North Carolina, from which its name was derived.