Mississippi Lime h orizontal well costs are between $2.4 and $3.5 million. Well design varies from 2,500 to 6,000 foot laterals utilizing 6 to 20 frac stages. Horizontal EURs run from 300 to 500 MBoe. This technique produces a much higher percentage of natural gas, as an average well will produce from 211,000 to 300,000 barrels of oil. Limestone Neutralisation of Arsenic-rich Effluent from a Gold Mine187 . Sludge samples from both the lime and limestone processes were collected daily and dried at room temperature.The extraction fluid used is a function of the alkalinity of the solid phase of the waste material. Lime and Limestone is a comprehensive and up-to-date presentation of the main scientific and technological aspects of the quarrying, processing, calcining and slaking of lime and limestone products. It places emphasis on how the processes are designed to ensure that the products meet market requirements and comply with customer specifications.