Université Claude Bernard Lyon 1
Collections du département de physique
Pas d’illustration disponible (crédit dessin : macrovector)
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Cordierite
Retinite (Retinasphalte)
Graphite
Limonite (With ammonites)
Titanite (Sphene)
Montebrasite (With turquoise)
Actinolite (Smaragdite)
Hematite (Red hematite, botryoidal)
Hedenbergite
Pyroxene
Galena (and Quartz)
Quartz