Herison of Scolecite on Stilbite

Huge Scolecite Heron on Indian Stilbite.
 Size: 25 cm by 22 cm by 19 cm for 7kg271
 
 Wikipedia definition:
 Scolecite is a mineral species of the silicate group, a subgroup of the tectosilicates. It is part of the zeolite family, it is the calcium equivalent of natrolite . The crystals can reach up to thirty centimeters3.