No matter how many times you gaze at the gorgeous Grand Canyon in Arizona, it will look slightly different depending upon the play of sunlight and shadows on the mutlicolored rock walls.
Being 277 miles long, about a mile deep, and up to 18 miles wide, there are almost limitless places to take photos.
Carbon-containing minerals provide the carbon source, and the growth occurs over periods from 1 billion to 3.3 billion years (25% to 75% of the age of the Earth).
Diamonds are brought close to the Earth's surface through deep volcanic eruptions by magma, which cools into igneous rocks known as kimberlites and lamproites.
Diamond is less stable than graphite, but the conversion rate from diamond to graphite is negligible at standard conditions.
Diamond is renowned as a material with superlative physical qualities, most of which originate from the strong covalent bonding between its atoms.
You’re either new to the sport of cycling or you’ve been riding for a few years, learning the ropes on an old aluminum frame that’s one season away from the dumpster.