Souvenirs Razavi KhorasanFig...InformationIdelik rice...InformationRhubarbThe most important Nishapur souvenirs include turquoise and Rhubarb. Rhubarb (Rheum rhabarbarum) is a species of plant in the family Polygonaceae. They are herbaceous perennials growing from short, thick rhizomes. They have large leaves that are somewhat triangular, with long fleshy ...InformationRubaiyat of Om......InformationTurquoise of N...Turquoise is an opaque, blue-to-green mineral that is a hydrous phosphate of copper and aluminium, with the chemical formula CuAl6(PO 4)4(OH)8·4H 2O. It is rare and valuable in finer grades and has been prized as a gem and ornamental stone for thousands of years owing to its unique hu...Information