Almandine
| Fe3Al2(SiO4)3
A silicate containing iron and aluminum, almandine has the composition Fe3Al2(SiO4)3. This sample of almandine originated in Southbury, Connecticut. The sample is 2-3cm across.
These samples are on display at the Smithsonian Museum of Natural History.
Mindat: Almandine
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The sample at left is about 3x6 cm and is from Cross Hill, Nuevo, California. The sample below is about 4x4 cm and is from Laos.
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| The left sample is about 2x3 cm and is from Gore Mountain, Warren County, New York. The sample above is almandine altering to chlorite. The sample is about 15 x 20cm and is from Salida, Colorado. |
This is a sample of almandine-bearing schist from Fort Wrengell, Alaska. It is about 25 x 30 cm. | |
| This is a sample of muscovite with an embedded almandine garnet. The sample is about 7 x 10 cm. It is from Deer Park mine, Penland, North Carolina. |
This sample is described as almandine with microcline and quartz. It is about 6 cm wide and is from Topsham, Maine. | |
| This sample is described as almandine with muscovite and microcline. It is about 10 cm wide and is from Spruce Pine, North Carolina. |
This almandine sample is about 8x10 cm and is from the Stikine River, Alaska. This 40.6 carat almandine gem is from Madagascar. | |
| This sample is described as almandine with staurolite. It is about 7 cm wide and is from Roxbury Falls, Connecticut. |
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