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 Heart The Hardest Heart The Hardest Heart is In Strict Confidence's ninth studio album. Released only a month after it was originally announced October 19, 2016. It was released as a CD, Limited Double CD and Limited Edition box which also contained Face the Fear on cassette. Regarding the long wait between albums, front-man Dennis Ostermann told Side-Line magazine: The artwork was created by Stefan Heilemann who previously collaborated with In Strict Confidence with his award-winning 2011 art book "Laugh, cry and scream", which had an accompanying CD of their music. He has also created artwork for bands such as Lindemann,