/Oil Shale Market to Witness Incremental Growth at 16.7% CAGR to Surpass $5,636 million by 2025 Oil Shale Market to Witness Incremental Growth at 16.7% CAGR to Surpass $5,636 million by 2025 tusharJuly 13, 2021 Europe Pentane Market Global oil shale market was valued at $1,609 million in 2017, and is projected to reach $5,636 million by 2025, growing at a CAGR of 16.7% from 2018 to 2025. The ex-situ segment accounted for more than three-fourths share of the global oil shale market in 2017. Oil shale is a sedimentary rock formation, which contains organic matter such as kerogen, bitumen, and others. This organic matter on exposure to heat produces liquid hydrocarbon products at different temperatures. The recovery of hydrocarbon is done from shale, and it requires advanced drilling technology such as hydro fracturing.