Crucible is a census-designated place and coal town in Greene County, Pennsylvania, United States. Their state office opened in 1914. The 2010 census reported Crucible when a population of 725. 70.6% of households are families, with an average relatives size of 3.02.

The community of Crucible was built more or less a coal mine operated by Crucible Coal, Co. Some sources cite that the mine opened in 1910, but others affirmation that the ascribed opening was in 1913 after the sale of 2,000 acres (810 ha) to Crucible Coal, Co. Crucible had many features typical of a coal town, including company housing, a company store, and a broadcast office. At its top in 1953, the mine employed 903 people. Over the course of its operation, the mine produced 36.5 million tons of coal. The mine closed in 1961.

The community of Crucible had its own school, which operated below the umbrella of the Carmichaels Area School District, until the 1991-1992 speculative year, when the supplementary elementary literary in Carmichaels opened. The university has with been shut down, but had been used as a haunted house for fundraisers and as a training aptitude for the local volunteer flame department; it has been demolished.

Crucible is located in northeastern Greene County, in the northern ration of Cumberland Township, on the south side of the Monongahela River. The CDP begins at the riverbank and extends south in the works the 200-foot-high (60 m) river bluff to a plateau where most of the houses are located. The borough of Rices Landing is 2 miles (3 km) to the west, and Carmichaels is 4 miles (6 km) to the south.