Zircon Crystals — Furnace Falls, Ontario, Canada

Furnace Falls is a well-known locality within Ontario's Grenville Province, a geologically complex belt of ancient metamorphic and igneous rock that runs through the Bancroft-Haliburton region and has produced some of Canada's most collectible accessory minerals. The area is particularly noted for zircon-bearing calcite marble pockets, where zircon crystallized as an accessory mineral during the metamorphic processes that shaped this part of the Canadian Shield well over a billion years ago.

This specimen features well-formed zircon crystals displaying the reddish-brown to smoky coloration typical of the locality, set within or alongside their original calcite marble matrix. Zircon's high hardness and chemical stability mean these crystals have survived the same metamorphic conditions that transformed the surrounding rock, making them a durable and visually distinctive addition to any mineral collection. The contrast between the dark zircon crystals and the paler marble host creates an attractive, naturally striking specimen straight out of the ground.

This piece is a strong choice for anyone building a systematic collection of Canadian minerals, Grenville-suite accessory minerals, or simply looking for a solid regional specimen with genuine field-collected character. It also makes an excellent entry point for those curious about the geology of the Bancroft-Haliburton corridor, one of Ontario's most storied mineral collecting regions.

Specimen Details:

Approx. specimen size: 60mm x 40mm x 20mm

Approx specimen weight: 77 grams