Tourmaline synonyms

Other valuable stones, the topaz, chrysolite, aquamarine amethyst and tourmaline are found.

Zircon, tourmaline, garnet and other precious stones of little commercial value are found throughout Australia.

Flattened crystals of garnet, films of quartz, and needles of tourmaline are not uncommon.

Throughout the world, primary deposits of tinstone are in or closely connected with granite or acid eruptive rocks of the same type, its mineral associates being tourmaline, fluorspar, topaz, wolfram and arsenical pyrites, and the invariable gangue being quartz: the only exception to this mode of occurrence is to be found in Bolivia, where the tin ore occurs intimately associated with silver ores, bismuth ores and various sulphides, whilst the gangue includes barytes and certain carbonates.

Tourmaline or rubellite is found on the borders of the Ruby Mines district and in the Shan State of Mong Long.