David K. Joyce

Mont Saint-Hilaire, Quebec -Various Species

Currently, about 346 distinct mineral species have been found at Mont Saint-Hilaire, including many very rare and beautiful species. Mont Saint-Hilaire is the type locality for many species new to science over the past few decades. There are more all of the time. Many of the species present at Mont Saint-Hilaire occur as very small micro crystals. Here are specimens that hold larger, and excellent crystals of some of the more interesting species at the quarry.

All prices in Canadian dollars. For payment in US$, deduct 21% or multiply by 0.79.

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

Monazite, BrookiteMont Saint-Hilaire, Quebec -Various Species
  • Item #14512
  • Monazite, Brookite
  • 2.6x2.3x3.6 cm
  • Largest Crystal Size: micro
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Superb crystals of yellow monazite are scattered around the top of this microcline crystal section, along with many sharp, metallic brookite crystals and lots of blocky calcite crystals. Excellent!
Siderite, Synchysite-(Ce)Mont Saint-Hilaire, Quebec -Various Species
  • Item #19250
  • Siderite, Synchysite-(Ce)
  • 8.5x8.05.5 cm
  • Largest Crystal Size: 65mm
  • $145.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • An excellent twin of siderite with a little albite attached. On the underside of the twinned crystal, are many sharp, 1mm, pseudohexagonal crystals of synchysite on smaller crystals of albite. The siderite is a dramatic display specimen.
PyriteMont Saint-Hilaire, Quebec -Various Species
  • Item #15118
  • Pyrite
  • 5.4x5.4x5.3 cm
  • Largest Crystal Size: 9mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A razor-sharp pyrite crystal is exposed in white matrix. The crystal is one of many but the only one that is relatively undamaged. There is a little nick on one edge but otherwise it is very nice! A common mineral that we just don't see like this very often from MSH.
Siderite, Albite, Synchysite-CeMont Saint-Hilaire, Quebec -Various Species
  • Item #17743
  • Siderite, Albite, Synchysite-Ce
  • 19.0x13.0x8.5 cm
  • Largest Crystal Size: 32mm
  • $225.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A very large plate featuring large brown siderite rhombohedra on small albite crystals. The siderite crystals are sharp and some have oriented overgrowths of dolomite on the siderite. As well, there are a couple of areas that have sharp hexagonal-looking 1mm synchysite-Ce crystals scattered about. A large cabinet specimen that displays very well!
Lueshite-LopariteMont Saint-Hilaire, Quebec -Various Species
  • Item #16884
  • Lueshite-Loparite
  • 3.6x2.0x0.9 cm
  • Largest Crystal Size: <1mm
  • $60.00
  • Mont Saint-Hilaire
  • Monteregie
    Quebec, Canada
  • A number of sharp compete cubic and modified cubic crystals and lots of crystal sections of this series of mineral are embedded in pectolite marble. Unusual!
UK-39Mont Saint-Hilaire, Quebec -Various Species
  • Item #19835
  • UK-39
  • 3.1x2.4x2.2 cm
  • Largest Crystal Size: micro
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • This pectolite crystal matrix has one aggregate of tiny platy crystals of this unknown. It was once thought to be Tadzhikite but now referred to as a hellandite group mineral until further work is done.
PyriteMont Saint-Hilaire, Quebec -Various Species
  • Item #20977
  • Pyrite
  • 3.8x3.1x2.5 cm
  • Largest Crystal Size: 13mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • For all the rare and exotic minerals that we see from the Mont Saint-Hilaire locality, we do not often see simple cluster of pyrite! :) Here is one with small crystals of siderite, natrolite and analcime around the base and here and there on the pyrites. Nicely mounted on an acrylic base.
Zircon, SideriteMont Saint-Hilaire, Quebec -Various Species
  • Item #22376
  • Zircon, Siderite
  • 6.4x6.2x4.5 cm
  • Largest Crystal Size: Z-2m, S-11mm
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Hundreds of small zircons thickly scattered around this matrix of albite crystals. The zircons are yellow-florescent, as well!
    R
RaiteMont Saint-Hilaire, Quebec -Various Species
  • Item #22983
  • Raite
  • 2.2x1.0x1.5 cm
  • Largest Crystal Size: micro
  • $65.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Lots of pink and orangey raite crystals arranged in sprays of acicular crystals in a couple of vugs on this specimen. Rare!
CarletoniteMont Saint-Hilaire, Quebec -Various Species
  • Item #23005
  • Carletonite
  • 7.2x3.8x2.5 cm
  • Largest Crystal Size: 4.5mm
  • $85.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A very nice vug of light blue, gemmy carletonite crystals associated with sparkling quartz crystals and some sprays of yofortierite fibers. That bit on the end of the longest carletonite crystal in the picture is a small quartz crystal. Sweet!
Pyrophanite, NatroliteMont Saint-Hilaire, Quebec -Various Species
  • Item #23021
  • Pyrophanite, Natrolite
  • 5.0x3.1x3.0 cm
  • Largest Crystal Size: 2mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Lots of platy pyrophanite crystals and cleavages are exposed in this natrolite-microcline-aegirine matrix.
Hibschite, var Grossular, Mont Saint-Hilaire, Quebec -Various Species
  • Item #23027
  • Hibschite, var Grossular,
  • 4.4x2.3x1.7 cm
  • Largest Crystal Size: micro
  • $55.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Some superb, octahedral crystals of hibschite, the variety of grossular, on pectolite, on this specimen. The pectolite crystals are excellent and, in addition, there are many purple fluorite crystals and a white acicular mineral. Very interesting!
Villiaumite, PectoliteMont Saint-Hilaire, Quebec -Various Species
  • Item #23038
  • Villiaumite, Pectolite
  • 4.2x2.3x1.9 cm
  • Largest Crystal Size: p-5mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Gemmy, deep-red villiaumite largely fills an opening in this specimen, The villiaumite formed after the pectolite and encloses the pectolite crystals. Since it is gemmy, you can see the pectolite crystals clearly through the villiaumite! Nice example!
NatroliteMont Saint-Hilaire, Quebec -Various Species
  • Item #23072
  • Natrolite
  • 7.0x4.1x3.8 cm
  • Largest Crystal Size: 11mm
  • $40.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • This specimen is an elongated cluster or group of clusters of frosted, well terminated natrolite crystals. The natrolite crystals are white in daylight and a nice green colour under U/V light.
Siderite, Zircon, AlbiteMont Saint-Hilaire, Quebec -Various Species
  • Item #23076
  • Siderite, Zircon, Albite
  • 4.6x2.5x2.3 cm
  • Largest Crystal Size: sid-17mm, z-11mm
  • $40.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A couple of siderite crystals and a sharp, brown zircon crystal sit atop this matrix of albite crystals. The zircon is fluorescent, as well!
Siderite, AlbiteMont Saint-Hilaire, Quebec -Various Species
  • Item #24030
  • Siderite, Albite
  • 3.3x3.1x2.2 cm
  • Largest Crystal Size: 22mm
  • $35.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A very nice small cluster of lustrous siderite rhombohedra on white albite matrix. Excellent crystals of this iron carbonate. Looks great!
Bussyite-(Ce), CatapleiiteMont Saint-Hilaire, Quebec -Various Species
  • Item #24123
  • Bussyite-(Ce), Catapleiite
  • Perky cm
  • Largest Crystal Size: 1mm
  • $75.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Superb, divergent sprays of bussyite span openings between catapleiite crystals or are embedded in them and the matrix, microcline. Excellent specimen of this rare mineral from the type locality.
Bussyite-(Ce), CatapleiiteMont Saint-Hilaire, Quebec -Various Species
  • Item #24124
  • Bussyite-(Ce), Catapleiite
  • Perky cm
  • Largest Crystal Size: 1mm
  • $75.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • A couple of very nice sprays of beige bussyite crystals either span openings between platy catapleiite crystals or are embedded in catapleiite. Excellent specimen from the type locality!
Bussyite-(Ce), CatapleiiteMont Saint-Hilaire, Quebec -Various Species
  • Item #24128
  • Bussyite-(Ce), Catapleiite
  • Perky cm
  • Largest Crystal Size: 4mm
  • $110.00
  • Mont Saint-Hilaire

  • Quebec, Canada
  • Lots of sprays of bussyite on this specimen! The divergent groups of bussyite crystals are either spanning openings between small, platy catapleiite crystals or are embedded in the catapleiite crystals or pectolite-analcime matrix. The bussyite crystals have beigey colour and, when in open spaces, excellent luster on the bladed crystals. REALLY a nice specimen!