Diamond, the toughest recognized natural content, is really a transparent carbon crystal. Diamond is famed don't just for its excellent hardness, but will also for its higher refractive index and dispersion.Tourmaline with very small parallel inclusions sometimes displays a solid cat's eye impact when polished.All gems aside from diamonds fall into
Not all gems are crystalline. Amber and opal together with glass are superior examples of amorphous gem resources. Amorphous elements may have both natural and organic or inorganic origins. Samples of organic and natural amorphous components incorporate amber and ivory. Inorganic amorphous gems contain opal.For the duration of summer time breaks f
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