David K. Joyce

Analcime, Aegirine

$85.00
8.1x4.4x3.5 cm
Mont Saint-Hilaire
Rouville Co.
Quebec, Canada

Analcime, AegirineAnalcime, AegirineAnalcime, Aegirine

Item number: 21384

This cavity in hornfels rock is lined with oddly shaped white, lustrous analcime crystals. The crystals appear elongated and intergrown and perhaps a twinning law is involved. Very interesting!