Official guide for the gemstone collection at the Museum of Practical Geology (later the Geological Museum in South Kensington, London). From diamonds to sapphires, the book provides a detailed look at each gemstone, its origin and properties, and its use in jewellry throughout history. This guide can also be used as a technical reference for identifying species, hardness, and crystal systems. An essential resource for gemstone enthusiasts and professionals alike. Published by Her Majesty's Stationery Office (H.M.S.O.) in 1951.
75 pages
245mm x 150mm