Chosen Anthracite Company 1946, becoming part of the Korean State Railway. Chosen Anthracite Company The Chosen Anthracite Company, Ltd. (Japanese: 朝鮮無煙炭株式会社 "Chōsen Muentan Kabushiki Kaisha"; Korean: 조선무연탄주식회사 "Joseon Muyeontan Jusikhoesa") was a kabushiki kaisha in colonial Korea that operated collieries around Korea. It was founded in 1927 by the Mitsubishi "zaibatsu" of Japan by integrating the anthracite mining operations around Pyongyang, eventually becoming the largest coal-producing company in Korea - 74.9% of the coal distributed in Korea was produced by the Chosen Anthracite Company. In 1935, majority control of the Chosen Anthracite Company went to the Oriental Development Company (Japanese: "Tōyō Takushoku Kabushiki
Anthracite budgerigar mutation the strain and continues to report on its development. Initially found only in Germany, by the end of 2008 descendents of this original mutation had been exported to America, Belgium, Canada, England, Finland, Holland, Italy, Norway, Sweden, Switzerland and Pakistan. The Anthracite mutation has an incompletely dominant relationship with its wild-type allele. That is, it shows a visible effect when present as a single factor (heterozygote or SF) and a different effect when present as a double factor (homozygote or DF). In the green series varieties the SF Anthracite Light Green has one Anthracite allele and one wild-type allele at