Hornton Brown
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Dark reddish-brown iron-rich Jurassic Oxfordshire limestone dried, crushed, sieved & supplied <2.36mm & <1.18mm. Hornton Brown may have a pozzolanic effect on mortars.
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Dark reddish-brown iron-rich Jurassic Oxfordshire limestone dried, crushed, sieved & supplied <2.36mm & <1.18mm
