Country rock (geology) in geology when the term "country rock" is used include: When describing a pluton or dike, the igneous rock can be described as intruding the surrounding "country rock", the rock into which the pluton has intruded. When country rock is intruded by dyke, it is called "discordant intrusion," while intrusion by a sill indicates a "sub-parallel" or "concordant intrusion". Most intrusions into country rock are via magma. Usually, country rock is intruded by an igneous body of rock which formed when magma forced upward through fractures, or melted through overlying rock. Magma then cooled into solid rock, different from the
Electric Magma Electric Magma Electric Magma is an instrumental heavy riff rock band from Toronto, Ontario, Canada. Electric Magma was formed between 2000-2001 by Tryg Smith, Tim Reesor and Tom Brouard. Influenced by the stoner rock movement from the mid 90's (Fu Manchu, Kyuss, Clutch, Corrosion of Conformity), Electric Magma is known for their improvised style of riff-based rock music. Electric Magma has released seven full-length albums. Smith and Reesor, the core songwriters, remain the sole founding members. All of Electric Magma's albums have been released by Around Ahead Music, the bands record label. Electric Magma's 2012 release: "Canadian Samurai II" was