Copper Ore 1
Copper Ore
Copper Ore 2
Copper Ore 3
Copper Ore 4
Copper Ore 5
Copper Ore 6
Chrysanthemum Stone 1
Detail, Chrysanthemum Stone. National Bonsai and Penjing Museum, US National Arboretum, Washington, DC.
Chrysanthemum Stone 2
Detail of a Chrysanthemum Stone. National Bonsai and Penjing Museum. US National Arboretum, Washington, DC.
Red Rocks
Red rock wall in Sabino Canyon, Tucson Arizona.