Did you know that more than 50% of the Earth remains unexplored? Earth is so vast, and there aren't enough minds to analyze ...

The county's rural crime team said the mineral was unique to the area ... mined in two caverns - Treak Cliff Cavern and Blue John Cavern. The stone was fashionable during the Regency period ...

From Tanzanite to Benitoite, this article unveils the five rarest gemstones in the world that hold more than vibrant colors.

Pure minerals are often colorless or have ... present in pairs or groups within the diamond, it can absorb blue light, giving ...