Graphite has the same chemical composition as Diamond, which is also pure carbon, but the molecular structure of Graphite and Diamond is entirely different.
The California king size is a mattress measuring 72 inches wide by 84 inches long. In terms of length it is four inches longer than the standard king and queen size mattresses. The mattress was made by David Bergeson of California sometime in 1982.
California king beds are the longest beds available in the US at 84. The 72 width of the Cal king size bed frame makes a very nice bed for couples looking for room to stretch. California king size bed dimensions are four inches longer and four inches narrower than regular king size beds. These dimensions make the Cal king beds popular for a master bedroom suite.