Sphalerite

Sphalerite (spinel twin) with calcite coated with a second generation of calcite

Sphalerite with twins (spinel type)

Origin: Dalnegorsk, Primorskiy Kray, Russia

Sample size: 5.8 x 3.7 x 3.2 cm (top/2nd row), 7 x 6.6 x 2 cm (3rd/bottom row)

Fluorite on sphalerite

Origin: Elmwood Mine, Carthage, Tennessee, U.S.A.

Sample size: 5.5 x 5 x 3.2 cm

Sphalerite with chalcopyrite

Origin: Creede, Mineral County, Colorado, U.S.A.

Sample size: 2.8 x 1.8 x 1.5 cm

Sphalerite on manganoan calcite

Origin: 2nd Sovietskiy Mine, Dalnegorsk, Russia

Sample size: 12 x 10 x 5.2 cm

Sphalerite with arsenopyrite

Origin: Pucarajo Mine, Ancash Dept., Peru

Sample size: 3.8 x 3 x 2.2 cm

Photo courtesy of:

Rob Lavinsky

SEM images

TEM images

vibrational spectra description

IR spectra

Raman spectra

N-IR spectra

F-IR spectra

IES spectra