Ecological benefits a deciding factor in quarry restoration proposal Northamptonshire County council has approved an application for the importation of 450,000 tonnes of inert waste to restore Stonehill quarry to calcareous grassland. by Ruth Amundson Sign in to continue Sign In Email address Password Stay signed in Trouble signing in? Reset password: Click here Email: mineralplanning@haymarket.com Call: 0208 267 8120 RegisterFREE Limited free articles a month Free email bulletins Register Subscribe Prices on request Full access to mineralandwasteplanning.co.uk Exclusive event discounts Mineralandwasteplanning print magazine Plus lots more including our State of the Industry Report. See all benefits