Mellite
Melliet, Mellit, Mellita, Меллит, ﾒﾙﾗｲﾄ
Commonly known
rarer (so called collectors stones)
very rare (rarities)
relatively rare organic material
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Formula:
Al2[C6(COO)6]·16H2O
Mineral class: organic compounds Crystal system: tetragonal Mohs scale: 2 - 2.5 Density (g/cm3): 1.64 - 1.65 Refractive index: 1.51 - 1.53 Cleavage: indistinct Colors: colorless, white, grey, yellow, orange, red, brown Transparency: transparent - translucent Luster: resinous - vitreous Fluorescence: LW und SW: blue - light yellow Pleochroism: weak: yellow- yellow-brown Largest crystal: 7.5 cm? Deposits: Austria, Czech Rep., France, Germany, Hungary, Russia Discovery: 1789 1st Description: 1789 (Hoffmann, Werner) Name: from the Latin word "mellitus" (honey) |
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Mellite
Size: 0.54 x 0.42 cm Weight: 0.29 ct Origin: Csordakúti Mine / Bicske-Csordakút / Féjer / Hungary Photo by kind permission of © www.rarestone.com |
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Mellite Mineral
Size: 3.2 x 2.8 x 2.3 cm Origin: Csordakúti Mine / Bicske-Csordakút / Féjer / Hungary Photo by kind permission of © www.irocks.com |
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Mellite
Weight: 0.66 ct Origin: Artern / Unstrut / Thüringen / Germany Photo by kind permission of © Darlene Cobler |
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