Tourmaline Var. Rubellite, Quartz – Sahatany Valley, Sahatany Pegmatite Field (Mt Ibity area), Madagascar
 Former Ludwig Fruth Collection, acquired in 1942
 Intergrown flat quartz with intergrown tourmaline variety rubellite crystals. The dominant tourmaline is particularly beautifully crystallized and contrasts strikingly with the quartz crystal with its brilliant, intense color.