Highlights: Axinite is considered a rare mineral from the borosilicate ... The fire opal is rarer than other types of opal, especially in gem-quality stones. While the background of a fire opal ...

Large crystals found in geodes and other rocks are relatively rare. Pink ChalcedonyA pink chalcedony shows off its beauty. Chalcedonies include many types of cryptocrystalline quartz gems and ...

The Unparalleled Rarity of Gold Sheen Sapphire Gold Sheen Sapphire is recognized as one of the rarest gemstones on Earth, with its discovery marking a significant milestone in the gem industry. Only a ...

You could say she’s a rare gem, no pun intended, that will be hard to replace. Gaylene Lindell stands near a jewelry case at Gaylene’s, 3045 Fulvanna Ave. Lindell will be retiring and closing ...