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 Part Is the Night would later bring success to the band with Livin' on a Prayer. The song makes vague references to a young man battling against the odds to succeed in life, though he knows that he is ultimately "going down". The Hardest Part Is the Night "The Hardest Part Is the Night" is a single by American rock band Bon Jovi. It is taken from their second album, "7800° Fahrenheit". It is notable for being the first Bon Jovi single to be released in the UK, where it charted at #68. It was the only single from the album not to chart