Good margins because of its strategic location; ARSC is closer to its target markets than its competition, and has large shares within its markets; and Recession-resistant nature of its product. Very limited operating history, product and operating diversity because ARSC is reliant on a single product--highway deicing salt--and has only one mine to support its business; Highly seasonal business; and Significant financial leverage. The ratings on Mount Morris, N.Y.-based American Rock Salt Co. LLC (ARSC) reflect the company's limited operating history and diversity because of a reliance on a recently developed mine to produce its primary product--highway deicing salt. The dependence on a single mine heightens the risk of disruption to operations. The ratings also reflect the company's aggressive financial