07:26
Mody87
Engagement Rings: Terms: sapphire , ruby , emerald , alexandrite are applied only to such specific classes of minerals which reflect their essential morphological, and structural features. Names sapphire and ruby are considered lawful only in relation to corundum of corresponding coloring. In the same way names emerald and alexandrite are applied only green color emerald and, possessing ability to change the color from emerald green at day illumination on cerise at artificial alexandrite
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