A-Z Of Gemstones

Strontianite is an uncommon mineral and rare gemstone, mostly known for its industrial uses as a source of strontium. Learn all about strontium value, prices, history, and properties!

Cobaltite is a commonly silvery, metallic gemstone more known for its uses as a cobalt ore and a rare collector’s mineral. Learn cobaltite’s history, benefits, prices, and properties here!

Clinochlore is a group of mostly green chlorite minerals. Some are used as gemstones, like seraphinite, kammererite, and sheridanite. Learn clinochlore varieties, benefits, prices, and properties!

Linarite is a relatively rare collector’s gem known for its deep azure blue coloring resembling azurite. This guide covers linarite’s benefits, properties, history, and prices!

Mordenite is an commercially important zeolite mineral that’s less common as a gemstone, though cabochons can be chatoyant. Learn all about mordenite’s benefits, uses, and prices!

Perthite is a mixture of feldspars, usually albite with orthoclase or microcline. Amazonite, moonstone, and rainbow lattice sunstone are sometimes perthites. Learn all about perthite in this guide!

Proustite is a rare, deep red gemstone known as “ruby silver” for its role as a silver ore. Learn all about proustite’s properties, prices, meanings, and history in this guide!

Bytownite is a plagioclase feldspar that’s abundant in mineral form but rarely gem-quality. Learn the history, prices, properties, and powers of bytownite gems!

Pentlandite is a mineral and mineral group most often used as the primary source of nickel, though collectors seek out attractive specimens. Learn pentlandite’s uses, prices, history, and properties!

Palygorskite is a soft clay mineral found in “angel stone” and pink opal gems but more known for its industrial uses like absorbency. Learn palygorskite uses, properties, and prices in this guide!

Rhodizite is a commonly white to yellow gem. It’s a rare mineral and even rarer gemstone that’s closely related to londonite. Learn all of rhodizite’s qualities, prices, history, and powers!

Bustamite is a pink gemstone similar to rhodonite. It can very rarely be chatoyant and large gemstones are also rare. Learn bustamite’s prices, powers, history, and properties here!

Sapphirine is a rare gemstone named for its resemblance to blue sapphire. It’s mostly known among collectors. Learn sapphirine’s prices, history, properties, and powers in this guide!

Pyrargyrite is a rare gemstone found in dark red to silvery colors. It’s closely related to proustite and both are silver ores. Learn pryargyrite’s prices, history, properties, and benefits!

Periclase is a rare gemstone usually created synthetically. It’s a useful material industrially, especially in refractory bricks. Learn periclase prices, history, properties, and uses in this guide!

Pollucite is a rare zeolite gem sought-after by collectors. It’s better known for its importance as a cesium ore. Learn pollucite’s prices, uses, history, and benefits in this guide!

Scorodite is a variety of variscite that’s known for its strong pleochroism, though cut scorodite gems are rare. This guide covers scorodite prices, history, benefits, and properties!

Lawsonite is an important mineral for geological research but a very rare gemstone, making it sought-after by collectors. Learn lawsonite’s prices, properties, and history in this guide!

Papagoite is a rare cerulean blue mineral and very rare gem, usually found as vibrant blue inclusions in quartz. This guide covers all of papagoite’s prices, properties, powers, and history!

Sellaite is a colorless or white, rare mineral and extremely rare gemstone. It’s created through various synthetic processes. Learn sellaite’s prices, benefits, history, and properties in this guide!

Boleite is an indigo to Prussian blue halide mineral. It’s rarely found in large sizes but sought-after for its unique shapes and coloring. Learn boleite’s uses, history, prices, and traits in this guide!

Serandite is a rare salmon-pink stone only found as gem-quality crystals from a locale in Canada. Learn all about serandite’s characteristics, colors, uses, and prices in this comprehensive guide!

Hydrogrossular garnet is usually considered a grossular garnet variety. It’s a common jade simulant with green coloring and black speckles. Learn this gem’s traits, prices, history, and uses!

Pumpellyite is a commonly green mineral and mineral group. The most popular type is chlorastrolite, the Michigan state gem. Learn pumpellyite prices, history, uses, and features!

Whewellite is an unusual mineral rarely found as faceted gems. It’s known for forming geologically and biologically, present in kidney stones. This guide covers whewellite’s traits, uses, prices, and history!

Ekanite is a rare, usually green gem. It’s known for being naturally radioactive and displaying optical effects. Learn ekanite prices, uses, history, and safety tips in this guide!

Pargasite is a commonly green to brown amphibole mineral. It’s a somewhat rare gemstone but can show vibrant green colors. Learn pargasite’s prices, history, traits, and benefits!

Gadolinite is a green to black stone that’s rarely faceted. It’s known for containing rare earth elements and being historically notable. Learn gadolinite history, properties, varieties, and prices!

Legrandite is a vibrant yellow gem beloved by collectors for its striking color, rarity, and stunning crystal shapes. This guide covers all of legrandite’s traits, prices, and history.

Boracite is a borate mineral beloved in blue to green shades. A rare gemstone, it’s mostly known among collectors. Learn all about boracite’s traits, history, prices, benefits, and uses!

Saltwater pearls like South Sea, Tahitian, and Akoya come from marine mollusks. They’re known for being more round, lustrous, and valuable. Learn saltwater pearl prices, types, and benefits!

Humite is a yellow to orange gemstone and family of rare minerals. The members clinohumite and chondrodite are most often gems. Learn humite’s history, prices, and uses in this guide!

Beryllonite is a rare colorless gemstone commonly mistaken for beryl. It’s known among collectors for its stunning shapes and cat’s eye form. Learn beryllonite’s traits, prices, history, and uses.

Zektzerite is a rare gemstone prized by collectors of American minerals. Washington is the only source of gem-quality material. Learn zektzerite’s history, prices, uses, and benefits in this guide!

Pyroxmangite is a rare gemstone beloved in transparent, deep red crystals. It’s known for its similarity to rhodonite. Learn pyroxmangite’s traits, prices, benefits, and history in this guide!

Holtite is a cream, brown, or green mineral in the dumortierite family. It’s very rare and almost never seen in cut gemstones. Learn holtite’s unique traits, history, prices, and uses.