Rhodochrosite
Official mineral name for a mainly pink-colored manganese-containing carbonate. The mineral can have many appearances. Polished stones for use in jewelry or for objects usually…
Category: Gem or Scam? Library
Rhodo Silica™
Unregistered commercial name for a combination of pink rhodonite, translucent quartz and sometimes black manganese. Robert Simmons (Heaven & Earth) coined the name for this…
Red / pink / peach aventurine
Commercial name for a red or pink quartz variety with shimmering inclusions of a mica variety (such as lepidolite) or hematite. No analysis is known.…
Red tiger’s eye
Commercial name for a red to reddish-brown variety of tiger’s eye, also called Dragon’s Eye, cat’s eye or bull’s eye. Red tiger’s eye rarely occurs…
Smoky quartz
Mineralogical name for a smoky-gray, brown to black variety of quartz that owes its color to the presence of trace aluminum built into the crystal…
Rosophia™
Unregistered commercial name for a rock composed of pink to red feldspar, white quartz and black biotite, native to the Rocky Mountains in the United…
Royal Azel™
Commercially registered name, commonly used as a synonym for the mineral sugilite, especially in the trade of cut stones, beads and jewelry. In the 1980s,…
Royal Lavulite
Unregistered commercial name, commonly used as a synonym for the mineral sugilite, especially in the trade of cut stones, beads and jewelry. In the 1980s…
Pink Amethyst
Commercial name for various forms of natural pink-colored quartz. Initially coined and introduced in 2017 by a dealer for geodes containing pink-colored quartz from the…
Rose quartz / pink quartz
Names for two different pink varieties of quartz. The most common form is the massive rose quartz (in German: Rosenquarz; in English: rose quartz). These…
