opal nickname sword

Did you know that opals can look like a rainbow trapped in a rock? That’s right! This dazzling gemstone has a trick of changing colors when you look at it from different angles. One of the coolest nicknames people give to opals is “sword.” It might sound strange, but it actually comes from a special kind of opal that’s shaped a little like a sword, with its long and sharp … [Read more...] about opal nickname sword