
Yellow Tourmaline
Crystal Encyclopedia
Yellow Tourmaline is a beautiful and relatively rare variety of tourmaline, a gemstone known for its wide color spectrum and excellent versatility. Yellow tourmaline is particularly admired for its radiant golden-yellow hues, which range from pale, light…

Yellow Fluorite
Crystal Encyclopedia
Yellow Fluorite is a striking, translucent gemstone that belongs to the fluorite mineral family, known for its vibrant colors and high clarity. Fluorite itself is found in a range of colors, but yellow fluorite is particularly admired for its sunny,…

Golden Pearl
Crystal Encyclopedia
Golden Pearls are a rare and highly prized variety of cultured pearls known for their rich, warm golden hues. They are often regarded as one of the most luxurious types of pearls due to their natural, radiant color and exceptional luster. Golden pearls…

Yellow Chrysoberyl
Crystal Encyclopedia
Yellow Chrysoberyl is a striking gemstone known for its brilliant yellow to golden hues. It is a member of the chrysoberyl family, which also includes other varieties such as alexandrite. Yellow chrysoberyl is a relatively rare and highly valued gemstone,…

Yellow Turquoise
Crystal Encyclopedia
Yellow Turquoise is a beautiful, vibrant gemstone that is often mistaken for turquoise due to its name. However, it is actually a variety of chalcosiderite—a type of jasper or sometimes a form of serpentine, rather than the true turquoise mineral.…

Micro-Features of Tourmaline
Crystal Encyclopedia
This chart focuses primarily on the types of natural inclusions found in tourmaline, as well as the minerals in which tourmaline can be found as an inclusion. Treatments such as enhancement of fractures, low-temperature heating, and irradiation are rare,…

What is Jedi Spinel?
Crystal Encyclopedia
With a trade name sure to attract attention, Jedi spinel has become a very popular gemstone. Jeffrey Bergman of 8th Dimension Gems tells how these spinels got their name and explains their properties. He also discusses how they're mined, shows us…

Pink Gemstone
Crystal Encyclopedia, Gem Encyclopedia
Pink gemstones are prized for their delicate beauty and romantic appeal. Here are some popular pink gemstones along with their characteristics:
1. Pink Diamond
Description: Rare and highly valuable, pink diamonds are known for their exceptional…

Red Carnelian
Crystal Encyclopedia
Red Carnelian is a vibrant variety of chalcedony, a form of microcrystalline quartz, known for its stunning reddish-orange hues. Revered since ancient times, Red Carnelian is often associated with passion, courage, and vitality. This stone has been used…

Red Hematite
Crystal Encyclopedia
Red Hematite is a striking variety of hematite, a mineral primarily composed of iron oxide (Fe₂O₃), that has an intense red color. Hematite is well-known for its metallic shine and dark, iron-rich appearance, but the red variety stands out for its…

Red Andesine
Crystal Encyclopedia
Red Andesine is a rare and captivating variety of andesine, a member of the feldspar group of minerals. Known for its striking red to orange-red hues, Red Andesine has gained popularity in the world of gemstones and jewelry for its vivid color and unique…

Red Apatite
Crystal Encyclopedia
Red Apatite is a vibrant, striking variety of apatite, a phosphate mineral known for its wide range of colors, including blue, green, yellow, and red. Red Apatite is particularly notable for its rich, red to reddish-orange hues, which give it a unique…