CR66AM1: Floater aggregate of white trapezohedral Analcime crystals, one of them clearly dominant, with acicular black crystals of Aegirine.
The specimen, from an old historic mine, comes from the Carles Curto collection, whose label and catalogue entry we will send to the buyer.
Poudrette Quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec  Canada

Specimen size: 4 × 2.9 × 3.1 cm = 1.57” × 1.14” × 1.22”

Main crystal size: 3.3 × 3.2 cm = 1.30” × 1.26”