COPPER (17)
BRASS (15)
PIGMENTS (14)
DIAMOND (13)
PALLADIUM (13)
NYLON (11)
STAINLESS STEEL (10)
PLATINUM (10)
LACQUER (9)
WOOD (8)
IRON (8)
CORIAN (8)
TITANIUM (8)
TEXTILE (8)
PEARLS (8)
MONEL (8)
STEEL (6)
STONE (6)
CLAY (6)
TANTALUM (6)
CARBON FIBRE (4)
GOLD LEAF (3)
CORAL (3)
RESIN (3)
RECONSTRUCTED MATERIAL (2)
FUR (2)
SHIBUICHI (2)
MDF (2)
PAPER (2)
MIXED MEDIA (2)
FOUND OBJECT (2)
IVORY (1)
GLUE (1)
HORN (1)
NIOBIUM (1)
RUBBER (1)
RHODIUM (1)
ORGANIC (1)
AMBER (1)