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2. Diamond (gemstone) - Wikipedia

   en.wikipedia.org/wiki/Diamond_(gemstone)

   Total carat weight (t.c.w.) is a phrase used to describe the total mass of diamonds or other gemstone in a piece of jewelry, when more than one gemstone is used. Diamond solitaire earrings, for example, are usually quoted in t.c.w. when placed for sale, indicating the mass of the diamonds in both earrings and not each individual diamond.

3. Diamond - Wikipedia

   en.wikipedia.org/wiki/Diamond

   Main diamond producing countries. Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. Diamond as a form of carbon is tasteless, odourless, strong, brittle solid, colourless in pure form, a poor conductor of electricity, and insoluble in water.

4. Gemstone Meanings: Power and Significance of the 25 Most ...

   www.aol.com/gemstone-meanings-power-significance...

   Here are the most popular gemstone meanings. ... “Perhaps the world’s most sought-after gemstone, the diamond symbolizes wealth, status, and familial connections,” Salzer says. “A lasting ...

5. Gemstone - Wikipedia

   en.wikipedia.org/wiki/Gemstone

   Whether a gemstone is a natural stone or synthetic, the chemical, physical, and optical characteristics are the same: They are composed of the same mineral and are colored by the same trace materials, have the same hardness and density and strength, and show the same color spectrum, refractive index, and birefringence (if any). Lab-created ...

6. Material properties of diamond - Wikipedia

   en.wikipedia.org/wiki/Material_properties_of_diamond

   Additionally, diamond is unusually lipophilic, meaning grease and oil readily collect and spread on a diamond's surface, whereas in other minerals oil would form coherent drops. This property is exploited in the use of grease pencils , which apply a line of grease to the surface of a suspect diamond simulant .

7. Does Selena Gomez's engagement ring have a secret message ...

   www.aol.com/does-selena-gomezs-engagement-ring...

   “The diamond itself, if Benny chose a high-quality diamond, is probably around $75,000 and up,” she said. But it appears the marquise cut has a deeper, and deliberate, meaning.