Decorative glass is often made to capture the vivid color and intense sparkle of gemstones. It isn’t limited to transparent stones, either. A type of opaque matte glass called opal glass or opaline ...
Decorative glass is often made to capture the vivid color and intense sparkle of gemstones. It isn’t limited to transparent stones, either. A type of ...
October has two birthstones: opal and tourmaline. Opal is the traditional birthstone for October. It is believed the stone was discovered in India and given the name "upala," or "precious stone ...