Formula: AlO(OH)
Mineral class: hydroxides Crystal system: orthorhombic Mohs scale: 6.5 - 7 Density (g/cm3): 3.3 - 3.5 Refractive index: 1.702 - 1.750 Cleavage: perfect - distinct Colors: colorless, whitish, grey, yellow, greenish, reddish, violet Luster: adamantine - vitreous Fluorescence: - Pleochroism: strong: violet-blue - red - green Largest Diaspore: 40 cm? Deposits: worldwide 1st Description: 1951 Name: from the Greek word "diaspeireiy" |
Diaspore
Size: 1.3 x 0.9 x 0.5 cm Weight: 4.91 ct Origin: Turkey Photo by kind permission of © www.kox-gems.com |
Diaspore Mineral
Origin: Mugla Province / Aegean / Turkey Photo by kind permission of © www.irocks.com |
Diaspore Mineral
Origin: Mong Hsu Mine / Shan State / Myanmar Photo by kind permission of © www.crystal-treasure.com |
Diaspore "Zultanite"
Weight: 9.66 ct Origin: Anatolia / Turkey Photo by kind permission of © Smithsonian National Museum of Natural History, Photo: Ken Larsen |
Diaspore
Size: 3.32 x 1.17 cm Weight: 19.99 ct Origin: Turkey Photo by kind permission of © www.ke4gems.com |
Diaspore
Size: 0.84 x 0.55 x 0.43 cm Weight: 1.71 ct Origin: Turkey Photo by kind permission of © www.gemfrance.com |
Diaspore color change
Size: 1.51 x 0.74 cm Weight: 6.11 ct Origin: Turkey Photo by kind permission of © www.rarestone.com |
Diaspore color change
Size: 2.16 x 1.36 cm Weight: 23.06 ct Origin: Turkey Photo by kind permission of © www.rarestone.com |
Diaspore color change
Weight: 29.99 ct Origin: Turkey Photo by kind permission of © www.thegemtrader.com |
Diaspore color change
Size: 1.39 x 0.98 x 0.6 cm Weight: 6.44 ct Origin: Turkey Photo by kind permission of © www.gemselect.com |
Diaspore color change
Size: 1.14 x 0.75 x 0.69 cm Weight: 3.78 ct Origin: Turkey Photo by kind permission of © www.gemselect.com |
Diaspore Cat's Eye
Size: 1.1 x 0.91 x 0.51 cm Weight: 4.76 ct Origin: Turkey Photo by kind permission of © www.gemselect.com |