Manganvesuvianite

Origin: kalahari Mn-field, N'Chwaning mine, South Africa

Sample size: 6 x 4 x 3 cm (top), 6 x 5 x 4 cm, crystals to 4-5 mm(2nd row), 4 x 3 x 1 cm, crystals to 1 cm (3rd row), 2.5 x 2 x1.5 cm (bottom)

Photo courtesy of:

Tom Loomis

Origin: N'Chwaning II Mine, Kuruman, Kalahari, RSA (type locality) (IMA: 2000-040)

Sample size: 3 x 4.5 cm (top), 3.5 x 4 cm (2nd/bottom row)

Photo courtesy of:

Diederik Visser

Origin: N'Chwaning Mine, near Kuruman, South Africa

Sample size: 3.7 x 2.2 x 1.8 cm (top), 3.5 x 3 x 2.3 cm (bottom)

Photo courtesy of:

Rob Lavinsky

Physical, chemical and crystallographic description

Optical properties/Thin sections

SEM images

TEM images

vibrational spectra description

IR spectra

Raman spectra

N-IR spectra

F-IR spectra

IES spectra