Ferroaxinite

Origin: Botallack, St. Just District, Cornwall, England

Ex. Richard Barstow collection

Sample size: 5.5 x 5.4 x 3.7 cm

Origin: Puyva, Dodo, Sub Polar Urals, Russia

Ex. S. Nasser collection

Sample size: 2.4 x 2 x 0.6 cm

Origin: Verchniy Mine, Dalnegorsk, Russia

Sample size: 5.2 x 4.7 x 4.0 cm

Photo courtesy of:

Rob Lavinsky

Brown lustrous translucent to near transparent crystals of ferroaxinite to 21 mm

Origin: Puyva Mine, Pechora, Polar Urals, Arkhangel’sk Oblast', Western-Siberian Region, Russia

Sample size: 34 x 19 x 25 mm (top/2nd row), 4.2 x 2.7 x 2.7 cm (3rd/bottom row)

Photo courtesy of:

Dan Weinrich

SEM images

TEM images

vibrational spectra description

IR spectra

Raman spectra

N-IR spectra

F-IR spectra

IES spectra