Chosen Anthracite Company 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 Kaisha"), which transformed the Chosen Anthracite Company into
Anthracite budgerigar mutation now be determined. It seems likely that the Anthracite is the re-emergence of the English Grey. A bird with two Anthracite factors has an extremely dark grey body, jet black markings and the cheek patches of the same very dark grey as the body. G W von Kamrath describes them as "jet black wing and tail markings and deep black cheek patches". A single Anthracite factor has a similar effect to the Dark mutation, causing a Skyblue to become Cobalt in appearance. The Anthracite mutation appeared in Germany in 1998 in the aviaries of Hans-Jürgen H Lenk, who successfully established