Jincheng Anthracite Mining Group Jincheng Anthracite Mining Group Shanxi Jincheng Anthracite Mining Group Co., Ltd. (JAMG) is a Chinese state-owned coal mining conglomerate based in Jincheng, Shanxi. It was owned by the State-owned Assets Supervision and Administration Commission (SASAC) of . JAMG was ranked 386th in 2016 Fortune Global 500. The company also known as Jin Coal Group () in China, which "Jin" was the short name of both Jincheng and Shanxi Province, as both named after the ancient Jin. Jincheng was located in one of the 13 important coal mining sites of China, namely "Jin East", which fellow state-owned enterprise Yangquan Coal Industry
Anthracite budgerigar mutation the Anthracite locus. This darkens the body colour to a shade somewhat deeper than a Dark Green. The DF Anthracite Light Green, with two Anthracite alleles, is a deep olive colour. In the blue series varieties the SF Anthracite Skyblue has one Anthracite allele and one wild-type allele, with a body colour rather like a deep Cobalt. The DF Anthracite Skyblue with two Anthracite alleles, the true Anthracite variety, has a dark grey, almost black, body colour with mauve overtones. Because the Anthracite factor is always visibly expressed no budgerigar can be split for Anthracite. The heterozygotes of Anthracite with