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2. Garnet - Wikipedia

   en.wikipedia.org/wiki/Garnet

   A sample showing the deep red color garnet can exhibit. ... [61] star garnet is the state gemstone of Idaho, [62] garnet is the state gemstone of New York, [63] ...

3. Rhodolite - Wikipedia

   en.wikipedia.org/wiki/Rhodolite

   The colors from different rhodolite sources may vary from a lavender pink to raspberry rose or raspberry red and from purplish-violet (grape) to purplish red. [ 5 ] The color of rhodolites, combined with their brilliance, durability, and the accessibility of stones with no visible inclusions have brought about some demand for the stone in the ...

4. Pyrope - Wikipedia

   en.wikipedia.org/wiki/Pyrope

   Pyrope is the only member of the garnet family to always display red colouration in natural samples, and it is from this characteristic that it gets its name: from the Greek words for fire and eye. Despite being less common than most garnets, it is a widely used gemstone with numerous alternative names, some of which are misnomers .

5. List of gemstones by species - Wikipedia

   en.wikipedia.org/wiki/List_of_gemstones_by_species

   This is a list of gemstones, organized by species and types. Minerals ... (Mali garnet) Pyrope-almandine-spessartine ... Color (beta) Automatic. Light.

6. Tsavorite - Wikipedia

   en.wikipedia.org/wiki/Tsavorite

   Tsavorite or tsavolite is a variety of the garnet group species grossular, a calcium-aluminium garnet with the formula Ca 3 Al 2 Si 3 O 12. [2] Trace amounts of vanadium or chromium provide the green color.

7. Demantoid - Wikipedia

   en.wikipedia.org/wiki/Demantoid

   Demantoid is the green gemstone variety of the mineral andradite, a member of the garnet group of minerals. Andradite is a calcium- and iron-rich garnet. The chemical formula is Ca 3 Fe 2 (SiO 4) 3 with chromium substitution as the cause of the demantoid green color. Ferric iron is the cause of the yellow in the stone.