From Wikipedia, the free encyclopedia
In the construction industry, black rocks that share the hardness and strength of granitic rocks are known as black granite. In geological terms black granite might be gabbro, diabase, basalt, diorite, norite and anorthosite.
- Morales Demarco, Manuela; Oyhantçabal, Pedro; Stein, Karl-Jochen; Siegesmund, Siegfried (2011). "Black dimensional stones: geology, technical properties and deposit characterization of the dolerites from Uruguay". Environmental Earth Sciences. 63 (7): 1879–1909.
|This architecture-related article is a stub. You can help Wikipedia by expanding it.|