Andradite

Origin: Stanley Butte, Graham Co., Arizona, U.S.A.

Sample size: 9.8 x 6.5 x 6.2 cm (top), 4.8 x 3.2 x 3.1 cm (2nd row), 6.2 x 5.6 x 4.3 cm (3rd/bottom row)

Origin: Julimes, Chihuahua, Mexico

Ex. S. Nasser collection

Sample size: 3.1 x 2 x 1.8 cm

Moss-green andradite overgrown by a second generation of coffee-coloured garnets

Origin: Bor Mine, Dalnegorsk, Russia

Sample size: 6.3 x 3.4 x 3.0 cm

Origin: Gray Thorn Outcrop, Graham Co., Arizona, U.S.A.

Sample size: 4.8 x 3.7 x 2.2 cm

Photo courtesy of:

Rob Lavinsky

Origin: Stanley Butte, Graham Co., Arizona, U.S.A.

Ex. Don Belsher collection

Sample size: 19 x 19 x 17 mm

Photo courtesy of:

Dan Weinrich

SEM images

TEM images

vibrational spectra description

IR spectra

Raman spectra

N-IR spectra

F-IR spectra

IES spectra