Andradite is a mineral species of the garnet group. It is a nesosilicate, with formula Ca3Fe2Si3O12. Andradite includes three varieties: Colophonite: a...
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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...
11 KB (1,113 words) - 10:40, 25 January 2024
Ugrandite Andradite Demantoid Melanite Topazolite Grossular Hessonite Hydrogrossular Tsavorite Uvarovite Almandine-pyrope Rhodolite Andradite-grossular...
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Ancylite (mineral group) Andalusite Andersonite Andesine Andorite (IV/VI) Andradite Andrianovite Andychristyite Andyrobertsite Anglesite Anhydrite Anilite...
42 KB (2,782 words) - 11:49, 1 September 2024
classified in the ugrandite group alongside the other calcium-bearing garnets andradite and grossular. Uvarovite is the rarest of the common members of the garnet...
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Minerals from the Ural Mountains Andradite Beryl Platinum Quartz...
44 KB (5,058 words) - 04:04, 24 August 2024
X position: uvarovite (Ca3Cr2(SiO4)3), grossular (Ca3Al2(SiO4)3) and andradite (Ca3Fe2(SiO4)3). While there are two subgroups of garnet, solid solutions...
109 KB (13,007 words) - 16:14, 20 July 2024
calcium-iron mineral of the garnet family, a variety of grossular (later, andradite), discovered as an associated metamorphic mineral in the iron ore mines...
16 KB (1,912 words) - 22:13, 26 August 2024
– Fe3Al2(SiO4)3 Spessartine – Mn3Al2(SiO4)3 Grossular – Ca3Al2(SiO4)3 Andradite – Ca3Fe2(SiO4)3 Uvarovite – Ca3Cr2(SiO4)3 Hydrogrossular – Ca 3Al 2Si...
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and natrolite. Other associated minerals include nepheline, titanian andradite, aegirine, microcline, sanidine, albite, calcite, fluorite, ankerite and...
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Granular Aggregates of diminute anhedral crystals in matrix or other surface andradite, bornite, scheelite, quartz, uvarovite Hopper Outer portions of cubes...
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Kornelite (heptahydrate) and quenstedtite (decahydrate) are rarely found. Andradite garnet is a yellow-green example found in Italy. Lausenite (hexa- or pentahydrate)...
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serpentinized portions of the Josephine peridotite. Some nuggets contain andradite garnet. An occurrence of awaruite is being developed commercially as an...
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(usually brownish orange, rarely colorless, yellow, green, or pink) and andradite. The latter is the rarest and most costly of the garnets, with three of...
37 KB (5,267 words) - 17:14, 15 April 2024
colophonite – coarse granules of garnet (was later identified as a variety of andradite), ernite, gooseberry-garnet – light green colored and translucent,...
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spessartine Two "frog-eyes" of 1.8 cm each sit perched atop a matrix Andradite Gemstone Grossular Mineral collecting Pyrope Tsavorite Uvarovite Warr...
7 KB (506 words) - 07:18, 27 September 2023
February 1942. In the Navy, the ship served as the patrol vessel USS Andradite (PYc-11) until 1945. Sources differ on whether she returned to Coast and...
6 KB (486 words) - 17:12, 6 June 2022
new minerals[which?] and eight previously unknown species. The mineral andradite is named after him. Among his other discoveries was petalite, a lithium-containing...
13 KB (1,378 words) - 01:54, 9 August 2024
Rodingite is a metasomatic rock composed of grossular-andradite garnet, calcic pyroxene, vesuvianite, epidote and scapolite. Rodingites are common where...
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wolframite, topaz, fluorite, apatite, tourmaline, quartz, grossular–andradite, diopside, vesuvianite and tremolite. Scheelite usually occurs in tin-bearing...
12 KB (1,198 words) - 19:45, 31 July 2024
minerals often associated with hardystonite are franklinite, diopside, andradite garnet, and esperite (fluoresces yellow). It was first described in 1899...
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Wollastonite skarn with diopside (green), andradite garnet (red) and vesuvianite (dark brown) from the Stanisław mine near Szklarska Poręba, Izerskie...
17 KB (1,686 words) - 14:18, 18 July 2024
Arsendescloizite Adcz Aleksite Alk Andorite VI Ado VI Arsenic As Aleutite Aeu Andradite Adr Arseniopleite Apl Alexkhomyakovite Akmy Andreadiniite Adi Arseniosiderite...
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Hedenbergite with andradite garnet from the Cyclades...
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faces. Naturally occurring rhombic dodecahedra are found as crystals of andradite (a kind of garnet) and fluorite. Tessellations in three or more dimensions...
58 KB (6,042 words) - 15:04, 19 August 2024
ophiolites particularly their serpentinized mafic dykes, containing grossular-andradite garnet, calcic pyroxene, vesuvianite, epidote and scapolite. Fenite, as...
16 KB (2,050 words) - 23:13, 6 July 2024
(SnO2) 0.071 0.035 Zirconia (ZrO2) 0.060 0.035 Powellite (CaMoO4) 0.058 — Andradite 0.057 — Demantoid 0.057 0.034 Cerussite 0.055 0.033–0.050 Titanite 0.051...
60 KB (8,461 words) - 14:55, 19 August 2024
grossularite, pyrope, and spessartine. The mineral in Iron-garnet group is andradite. The mineral in chromium-garnet group is uvarovite. Garnet group minerals...
61 KB (6,097 words) - 15:49, 21 August 2024
refractive index for blue and red light) than diamond, such as titanite 0.051, andradite 0.057, cassiterite 0.071, strontium titanate 0.109, sphalerite 0.156,...
50 KB (5,538 words) - 20:32, 23 August 2024