Vesuvianite
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Vesuvianite is a silicate mineral with the composition Ca19Fe(Mg,Al)8Al4(SiO4)10(Si2O7)4(OH)10. The sample at far left is about 2.5x5 cm and is from Jeffrey mine, Asbestos, Quebec, Canada. The samle near left is about 2x3 cm and is from Eden Hills, Vermont. These samples are displayed in the Smithsonian Museum of Natural History.
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The vesuvianite sample at left above is about 7x10 cm and is from Lake Jaco, Chihuahua, Mexico. The center sample is about 5x7 cm and is from Sanford, Maine. The right sample is about 4x2 cm and is from Eden Hills, Vermont.
Wiluite
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Wiluite is a silicate mineral with the composition Ca19(Al,Mg,Fe,Ti)13(B,Al)3Si18O68(OH,F,O)10. This sample is about 3.5x5 cm and is from Viluy and Akhtaragda Rivers, Chernyshevskiy, Yakutia, Russia.
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