Wren Rock Crystal NecklaceOur Wren pendant features a stunning hand cut frosted rock crystal gemstone set into a beautiful scolloped design set in sterling silver. Rock crystal is the purest variety of quartz it is transparent and colourless. The name derives from the Greek term krustallos meaning 'ice'. Quartz is known as a "master healer" and will amplify energy and thought,, it absorbs, stores, releases and regulates energy. Drawing inspiration from fine antique and vintage