太西煤產自於寧夏回族自治區石嘴山市汝箕溝礦區，因開採地地處太原以西，故為此名。太西煤有三低（低磷、低灰、低硫）和六高（高發熱量、高塊煤率、高比電阻、高化學活性、高精煤回收率和高機械強度）的特點，以出口為主，是寧夏五寶之一（其餘四寶為枸杞、甘草、灘羊皮、賀蘭石）[1]。太西煤是賀蘭山區的侏羅紀無煙煤，自清朝便已有開採。
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