Tiger’s Eye
Common name for a yellow-brown variety of quartz that exhibits chatoyance effect (cat’s eye effect) due to the subparallel ingrowth of quartz crystals and chemically…
Category: Gem or Scam? Library
Unakite
Name for a green with orange-pink mottled stone that is often referred to as a gemstone or mineral but is actually a metamorphic rock created…
Tourmaline
Name for a group of borosilicate minerals of various colors. The name has been used since the early 18th century, and the name “tourmali” was…
Yooperlite
Registered trademark and commercial fantasy name for a sodalite syenite. A rock with orange-yellow fluorescent sodalite that was “first found” in 2017 by Erik Rintamaki…
Sonora Sunrise
Unregistered commercial name for a combination of red cuprite with teal chrysocolla. That color combination is primarily cut into ornamental stones that suggest a green…
Transmutite™
Unregistered commercial name for petrified wood from Nevada, United States. Again a trademark from the range of Robert Simmons (Heaven & Earth), incidentally no registration…
Turquoise
Mineral name for a blue-green secondary mineral that occurs near hydrothermal copper deposits and as vein fill in volcanic rocks and phosphatic sediments, among others.…
Synergite™
Unregistered trade name used for material allegedly containing the exact same seven minerals as a whole number of other “types” of amethyst with inclusions: quartz,…
