Allotropes of carbon dispersion of light of diamond make it useful for both industrial applications and jewelry. Diamond is the hardest known natural mineral. This makes it an excellent abrasive and makes it hold polish and luster extremely well. No known naturally occurring substance can cut (or even scratch) a diamond, except another diamond. The market for industrial-grade diamonds operates much differently from its gem-grade counterpart. Industrial diamonds are valued mostly for their hardness and heat conductivity, making many of the gemological characteristics of diamond, including clarity and color, mostly irrelevant. This helps explain why 80% of mined diamonds (equal to about 100
The Hardest Thing (98 Degrees song) The Hardest Thing (98 Degrees song) "The Hardest Thing" is the third single released by American boy band, 98 Degrees, from their second studio album, "98 Degrees and Rising" (1998). "The Hardest Thing" peaked at number five in the United States, number 10 in Canada, number 29 in the United Kingdom, and number 31 in Ireland. It also experienced moderate success in Oceania, peaking at number 24 in Australia and number five in New Zealand. The single was certified Gold by the Recording Industry Association of America (RIAA) for sales of 500,000 units. The song is about a man who