Tincalconite
Tincalconite pseudomorph after
borax
Origin: Boron, Kern Co., California, U.S.A.
Owner: Natural History Museum of Los Angeles County
Sample size: about 10 cm across
Anthony Kampf, Natural History Museum of Los Angeles County
Photo-Atlas
of Minerals
Largest crystal 2 cm high
Origin: U.S. Borax Open Pit, Boron, Kern Co., California, U.S.A.
Owner: Milton Speckels
Sample size: 2 cm across
Photo-Atlas
of Minerals
Tincalconite pseudomorph after
borax
Origin: West Baker Mine, Boron, Kern Co, California, U.S.A.
Sample size: 2.5 x 2.5 x 0.8 cm
Tincalconite pseudomorph after
borax
Origin: U.S. Borax Mine, Boron, Kern Co., California, U.S.A.
Sample size: 3.2 x 2.5 x 2.5 cm
Tincalconite pseudomorph after
borax
Origin: Baker Mine, Boron, Kern Co., California, U.S.A.
Sample size: 5.5 x 1.5 x 1.0 cm

Tincalconite pseudomorph after
borax
Origin: Boron, Kern Co., California
Ex. Kassionas collection
Sample size: 5.2 x 4.7 x 3.7 cm