Description: This is the Orthoclase after Leucite specimen, from Turkey, wide around 8cm. A mineral after other mineral, and kept the previous mineral shape which be called as Pseudomorph, this specimen, the Orthoclase after Leucite totally, kept the Leucite crystal shape, but it was changed to be another mineral: Orthoclase. Very interesting pseudomorph mineral specimen! This crystal is larger in size, formed very well, has sharp crystal edges, from Peter Vink 1983 year collection, has original label, an ancient and outstanding style collection! First choice of professional collector!