Early morning over a vast, stony desert. Volcanic activity created this landscape long time ago, now eroding under the atmospheric conditions. This is an earth-sized Carbon Planet, orbiting a star in the inner regions of our galaxy. Carbon Planets are hypothetical, but plausible:

https://en.wikipedia.org/wiki/Carbon_planet

Soon the temperature will raise at about 70° C. The landscape is mostly covered with black, slightly reflecting graphite sand and dust. The winds have uncovered a big diamond lode, now glistening in the sun. Diamonds can be very common on Carbon Planets. There may be entire mountains made of this dense „carbon material”, raised to the surface trough seismic activities.

Conditions for earthly life are really bad, but it would be a „paradise” for mining companies and petrochemical industries. All this carbon-based and carbon-enriched compounds…

Made with Terragen 3.4, Postwork with Pixelmator and GIMP