We all know that carbon under pressure leads to the formation of diamond. So what happens when this process happens on a planetary scale?© BrainMass Inc. brainmass.com September 24, 2018, 7:24 pm ad1c9bdddf - https://brainmass.com/earth-sciences/geology/gem-story-making-diamonds-neptune-145077
In 1981, Marvin Ross, a scientist from the Lawrence Livermore National Laboratory, published a paper in the journal Nature suggesting the center of Uranus and Neptune may hold a sparkling surprise. To understand why, we first need to look at the geological make-up of these planets. Uranus and Neptune are comprised of three layers, namely, a rocky center, a liquid layer (water, METHANE, and ammonia), and a lower-calorie outer layer consisting of hydrogen and helium. Ross suggested that the high pressure and ...
For those of you who read Arthur C. Clarke this article is for you. There is scientific evidence to suggests the planetary cores of Neptune and Uranus may be composed of diamond.