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Gemologists use a set of technical terms to refer to luster or the light reflected from a gemstone's surface. These terms include adamantine (like diamond), vitreous (like glass), silky, resinous, greasy and metallic.. The most common luster, typical of transparent faceted gems like sapphire, spinel, beryl, quartz and tourmaline, is highest or most reflective luster is known as ...
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The Regional Organization for the Protection of the Marine Environment (ROPME) has been initially established in 1979 as a result of the Article XVI of the Kuwait Regional Convention for Cooperation on the Protection of the Marine Environment from Pollution which agreed to be signed by the eight Member States after the Regional Conference of Plenipotentiaries on the Protection and Development ...
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