The purpose of this Call for Quotation (CfQ) is for the supply and delivery of fine sand, coarse sand and gravel for use by the Restoration and Preservation Department, over a period of 24 months.. The approximate amounts are the following: • 26,700kg of fine sand (ramel fin) in sacks of between 15 to 20 kg each; • 300kg of coarse sand (ramel oħxon) in sacks of between 15 to 20 kg each; • 1,100 kg of aggregate gravel (żrar) in sacks of between 15 to 20 kg each; and • 2,300kg of globigerina stone dust (xaħx) in sacks of between 15 to 20 kg each.