Grand Tour: a marble species paperweight - Victorian - Lapis Lazuli, Malachite, Marble, Stone (mineral stone) - Second half 19th century

A rare "Grand Tour" paperweight in black marble inlaid with a white marble plaque, which is inlaid with 15 equal squares in various colorful marble and semi-precious hardstone specimens, including lapis lazuli, malachite, black marble with a single white vein (stunning! ) , etc. . . The specimen stones were most likely collected in Italy during the "Grand Tour" of an english gentleman and then mounted in black marble upon his return in England during the Victorian era . Siena marble etc . . England, 2nd half of the 19th century. Dimensions: L 16. 7cm x W 10. 7cm x 2. 7cm thick - perspex stand is NOT included -