Two Bonsan (Miniature mountains)
Meiji, Taisho, or Showa era, 20th centuryOne of akadamaishi, an impure chalcedony formed of quartz with inclusions of iron oxide imparting a red colour to the stone, the other of dark volcanic rock; each with a separate wood stand.11cm x 34cm and 9.5cm x 15cm (4).