MX47AL4: Staggered uniaxial growth of amethystine Quartz crystals, with violet shades of different intensity, denser at the points, superimposed as a scepter on a smoky Quartz crystal. The specimen comes from a site worked during construction of the AVE high speed train line, where it is currently impossible to find new quality specimens.
Soliva Quarry (AVE Quarry works), Can Sala, Riudarenes, Comarca La Selva, Gerona / Girona, Catalonia / Catalunya  Spain (2004)

Specimen size: 12.4 × 6.4 × 5.6 cm = 4.88” × 2.52” × 2.20”

Main crystal size: 3.6 × 2.5 cm = 1.42” × 0.98”