“The sample is from the type locality. Group of translucent equant crystals with a very deep and intense blue color and very individualized as usual with this kind of sample. A great classic.Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Québec, Canada.Found in 2002Specimen size: 3.6 × 2.8 × 1.9 cm = 1.4” × 1.1” × 0.7”Main crystal size: 1.5 × 1 cm = 0.6” × 0.4”Type locality ”
Jordi Fabre - 3rd December 2012