a rigid , durable construction material is described along with a method for making the material . the material is particularly characterized by having a specific , textured surface which can resemble stucco and which can be reproduced exactly any desired number of times . the unique surface charactistics of the invention are obtained by preparing a reusable mold which is obtained by a reverse casting of a polymeric gel onto a cellular foam surface . the construction material of the invention is essentially a laminated , rigid backing having a polymeric surface with the desired texture obtained by casting onto the reusable mold .