Framed Prints: Shale sample

File Details

Published: 2013-06-03 10:03:32.680971 Category: Coal and Ore Type: Photo Model release: No

---

Keywords

shale, oil, fuel, fossil, fossiliferous, organic, russia, sedimentary, rock, stone, gas, mineral, resource, geology, raw, material, coal, brown, mine, energy, industry, mining, valuable, dirty, environment, power, pollution, natural, ground, carbon, burning, isolated