Top Results for Chatoyant

Scapolite cat's eye is a chatoyant gemstone variety belonging to the scapolite mineral group. Its narrow, moving band of reflected light is produced by aligned internal inclusions or structures, an optical effect known as chatoyancy. The material is relatively uncommon in fine gem quality and is ass...

Hypersthene is a mineral in the orthopyroxene group, consisting primarily of magnesium, iron, and silicate. It is usually brown, gray, or greenish and may show a copper-like or bronze metallic sheen known as schiller. That optical effect is produced by the reflection of light from fine internal incl...

Neptunite is a sodium, lithium, iron, titanium, and silicate mineral known especially from San Benito County, California. It commonly occurs as dark red to black crystals and is associated with other unusual minerals in its principal Californian locality. Some specimens show chatoyancy, a reflective...

Kornerupine cat's eye is a chatoyant variety of kornerupine, a rare magnesium-rich boro-silicate mineral. Its narrow band of reflected light is produced by parallel inclusions or internal structures that align within the cut stone. Kornerupine itself is usually green, brown, or yellowish, while cat'...

Cat’s-eye scapolite is a variety of scapolite that displays chatoyancy, an optical effect in which reflected light forms a narrow band resembling the eye of a cat. Scapolite is a sodium-calcium aluminosilicate mineral, and gem-quality material may occur in yellow and related light colors. Cat’s-eye...

Pietersite is a brecciated quartz aggregate in which fragments related to tiger’s-eye and hawk’s-eye are cemented together. Its fibers can produce chatoyant reflections, while the broken structure creates irregular bands and swirling patterns in blue, brown, gray, and gold tones. The material was fi...

Cat's eye apatite is a variety of apatite that shows chatoyancy, a narrow reflective band that moves across the surface of a polished cabochon. The effect is produced by aligned inclusions within the phosphate mineral and is most visible when the stone is cut en cabochon rather than faceted. Materia...

Tiger's eye is a variety of quartz that displays chatoyancy, a moving band of reflected light resembling the eye of a cat. Its golden-brown appearance develops from the alteration of fibrous materials related to crocidolite, with quartz preserving a parallel structure that reflects light. The stone...

Hawk's eye is a blue to blue-grey variety of chatoyant quartz closely related to tiger's eye. Its silky optical band, known as chatoyancy, results from aligned fibrous inclusions that reflect light across the polished surface. The material develops through alteration of crocidolite-bearing rock and...