| |
Grossularite Composition
Grossular is a calcium-aluminium nesosilicate with a granular, compact, and/or massive crystal growth habit, which forms rhombic dodecahedra or cubic crystals in the Isometric crystal system.
Grossularite garnets are the variety of many different colors ranging from colorless, white, yellow, violet-red and orange red.
Grossularite: A translucent garnet of a pale green color like that of the gooseberry, occurring alone or as a constituent of the common garnet. It may also be pink, brown, or black.
Grossularite: Grossularite is generally olive green, but there are also yellow, red, brown and violet varieties.
Grossularite: A translucent green garnet that resembles fine jade. One of the world's most precious gemstones.
Garnet, Grossularite. Purifies all body systems, especially liver and heart.
Garnet, Hessonite. Creativity.
Garnet, Rhodolite. Facilitates meditation, enhances intuition, inspires love.
GROSSULARITE
Kingussie, Inverness.
Crystals to 15mms.
CAIRNGORM Mountains & Their Minerals ...
Belongs to the grossularite garnet group. Its vivd orange brown colouring has resulted in the nickname cinnamon stone. Read more in our Gemstones & Minerals Glossary
Above is an example of Hassonite.
HAT PIN ...
Spring 1963, Pink Grossularite Garnet, p. 23, 2pp.
Summer 1963, Massive grossularite from S. Africa, by Webster, p. 35, 4pp.
Summer 1966, Hydrogrossularite garnet from the Transvaal, p. 49, 9pp.
Fall 1966, p. 74, 4pp.
Grossularite ... grossular ...garnet Occurrence: metamorphosed limestone
Gummite ... a mixture of several uranium oxides silicates, and salts
Crystallography: none
Colors: orange red to gray, yellow
Luster: greasy to waxy
Hardness: 2.
aka Demantoid, Grossularite, Tsavorite
The best known variety of green garnet is grossularite, which naturally occurs in green, yellow and brown. In the 20th century, a large amount of grossularite was found in Mali.
A gemmological examination revealed that what he had discovered was green grossularite, a mineral belonging to the colourful gemstone group of the garnets, and one which had only been found on rare occasions until then.
Almandite and almandite-pyrope solid solution garnets are the best abrasive types, but andradite, grossularite, and pyrope also are used.
All species of garnet have been used as gemstones.
--Gem- and specimen-quality white to pale green grossularite garnet occurs on Indian Creek in Siskiyou County and along Traverse Creek near Georgetown in Eldorado County.
Hessonite belongs to the Garnet group, and is sub-categorized into a grossularite
Color: Brown-Red
Hardness: 6.5 to 7.5
Transparency: Transparent to Opaque ...
Grossular garnets, alias grossularite garnets, simply do not fit the common image of wine-dark garnet colors! Instead they are found in a wide range of colors including colorless, yellow, orange to green and a rare pink.
The green stones above belong to the calcium rich grossularite species within the garnet group.
Tsavorite is the name given to dark green grossularite. Uvarovite and demantoid are also green varieties. Pyrope garnets are purplish red, orangy red, crimson, or dark red.
Tsavorite (or Tsavolite) is a member of the grossularite type of garnet.
The name of this magnificent vivid green stone comes from the Tsavo National Park in Kenya where it was first found, in the beginning of the seventies.
Garnet is a term used for a group of six minerals with similar characteristics: pyrope, almandine, grossularite, spessartite, andradite and uvarovite.
Garnet Stones are available in varieties named Grossularite, Pyrope, Almandine, Rhodalite, Andradite, Essonite, Tsavorite, Spessartite, Melanite, Allochroite, Ouvarovite and Demantoid.
Main garnet groups include pyrope, almandite, spessartite, grossularite, andradite, and uvarovite. On Mohs' scale of hardness, garnet ranks 6.5 to 7.5.
Named varieties of Garnet include Andradite, Tsavorite, Grossularite, Essonite, Pyrope, Almandine, Spessartite, Melanite, Allochroite, Ouvarovite, Demantoid, and Rhodolite.
Gaspetite ...
Pyrope, Almandine, Andradite, Spessartine, Grossularite, Uvarovite
Goshenite
Beryl ...
These precious gemstones were name after the seeds of a pomegranate. Some variations of garnets include Allochroite, Almadine, Andradite, Demantoid, Essonite, Grossularite, Melanite, Ouvarovite, Pyrope, Rodalite, Spessartite, and Tsavorite.
Rhodolite is a purplish red, hessonite is the name for an orange, cinnamon, or pinkish variety. Tsavorite is the name given to dark green grossularite. Uvarovite and demantoid are also green varieties.
them appreciably different appearances, colors most common are red, purplish red and brownish red but are less common in green, orange and yellow; species and varieties include pyrope, almandite, demantoid, spessartite, rhodolite, grossularite and ...
Tusionite
Tyuyamunite Varieties that are not valid species:
Tanzanite (variety of Zoisite)
Thulite (variety of Zoisite)
Travertine (form of calcium carbonate)
Tsavorite (gem variety of grossularite garnet) ...
The ugrandite subgroup thus contains grossularite (Ca3Al2(SiO4)3), andradite (Ca3Fe2(SiO4)3), and uvarovite (Ca3Cr2(SiO4)3).
 See also: Garnet, Grossular, Stone, Crystal, Mineral
  
|
RSS
