Korean jade
Misleading commercial name for the mineral bowenite, a translucent, fine-grained variety of serpentine antigorite, resembling nephrite. Also marketed under the misleading names bowenite jade, new…
Category: Gem or Scam? Library
Kundalini citrine/quartz
Commercial name for natural citrine from Congo. The name is mostly used in the esoteric world and has almost become a synonym for the typical…
Labrador Black / Blue (Pearl) Granite
Trade name from the natural stone industry for larvikite, a magmatic rock (syenite or monzonite, not granite) from Larvik, Norway. Among other things, the rock…
Lavender Quartz
Commercial name for a light pink-purple quartz, intermediate in color between rose quartz and amethyst. Some sellers describe it as a combination of rose quartz…
Lapis lazuli
Name for a metamorphic rock with a blue opaque variety of the mineral hauyn as an essential constituent. In addition, calcite, pyrite and other minerals…
Lavenderine / lavenderite
Lavenderine is used as a synonym for lepidolite, a pinkish-purple mineral from the mica group. The name lavenderite is a commercial name used for various…
Lavulite / Luvulite
Synonym used for high quality material of the mineral sugilite. Also called Luvulite. Do you have a nice example of this stone and would like…
Leaverite
Is just a joke, a name that (American) collectors do use for a stone that has no intrinsic value and that you leave where you…
Lemurian
Commercial term / fantasy name from the esoteric world for a particular growth form of quartz crystals. Originally used for clear quartz (rock crystal), but…
Lemurian Jade
Unregistered commercial name for a combination of black jade, quartz, pyrite and other minerals from a remote mine in Peru. A dark variety is also…
