Of wonderful value to notice is always that pure beryl is colorless. It enjoys its brightness hues from froths inside the rock. Vanadium and chromium give beryl a environmentally friendly colour that leads to an emerald. Iron offers a yellow or blue tint Consequently creating golden and aquamarine beryl. https://edgartojcw.tusblogos.com/4287537/top-latest-five-gemstone-beads-urban-news