David K. Joyce

Heulandite, Feldspar ps Scapolite

$35.00
5.1x3.1x3.5 cm
Strain Lake, HWY 41, nr. Khartoum, Griffith TWP.
Renfrew County
Ontario, Canada

Heulandite, Feldspar ps ScapoliteHeulandite, Feldspar ps ScapoliteHeulandite, Feldspar ps Scapolite

Item number: 24746

Lots of sharp, pearly heulandite crystals encrusting altered, older silicates on this specimen. The heulandite resulted from the breakdown of older silicates by low temperature hydrothermal solutions. Interesting geologically as well as mineralogically!