Formula: Na(Li_1.5Al_1.5)Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)

Species: Silicates – (Cyclosilicates)

Colour: Green, red to pink, blue, orange, yellow, colourless

Lustre: Vitreous, Resinous

Hardness: 7½

Specific Gravity: 2.9 – 3.1

Crystal System: Trigonal

Member of: Tourmaline Group, Elbaite-Liddicoatite Series, Dravite-Elbaite Series, and the Elbaite-Schorl Series.

Name: Named after the type locality, the island of Elba, Italy

Type Locality: Fonte del Prete, San Piero in Campo, Campo nell’Elba, Livorno Province, Tuscany – Italy