David K. Joyce Minerals

Mont Saint-Hilaire, Yofortierite

This is one of the more rare minerals at Mont Saint-Hilaire. These specimens all show rich amounts of very fine, acicular matts of yofortierite in cavities in pegmatite. Excellent!

All prices in Canadian dollars. For payment in US$, deduct 19% or multiply by 0.81.

Click on any of the following thumbnails to view a larger image of the specimen.

YofortieriteMont Saint-Hilaire, Yofortierite
  • Item #15599
  • Yofortierite
  • 1.5x1.5x1.0 cm
  • Largest Crystal Size: 1mm
  • $35.00
  • Mont Saint-Hilaire
  • Rouville Twp
    Quebec, Canada
  • The top of this small specimen is covered with fine, acicular, light violet yofortierite crystals.
YofortieriteMont Saint-Hilaire, Yofortierite
  • Item #15601
  • Yofortierite
  • 3.3x2.8x1.6 cm
  • Largest Crystal Size: 1mm
  • $65.00
  • Mont Saint-Hilaire
  • Rouville Twp
    Quebec, Canada
  • Lots of very fine, acicular light violet yofortierite at one end of this, mostly, analcime matrix.
YofortieriteMont Saint-Hilaire, Yofortierite
  • Item #15605
  • Yofortierite
  • 3.6x1.9x2.3 cm
  • Largest Crystal Size: 1mm
  • $65.00
  • Mont Saint-Hilaire
  • Rouville Twp
    Quebec, Canada
  • Very rich specimen of light violet, silky yofortierite crystals.
YofortieriteMont Saint-Hilaire, Yofortierite
  • Item #15600
  • Yofortierite
  • 3.9x3.6x2.6 cm
  • Largest Crystal Size: 1mm
  • $65.00
  • Mont Saint-Hilaire
  • Rouville Twp
    Quebec, Canada
  • A number of openings in this largely analcime matrix hold excellent fibrous aggregates of silky, light violet yofortierite. Very good!