David K. Joyce Minerals

Grenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec

The Parker Mine is a well known Grenville occurrence famous for well formed spinel and forsterite crystals. Here are some nice examples.

All prices in Canadian dollars. For payment in US$, deduct 22% or multiply by 0.78.

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

SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13785
  • Spinel
  • 1.6x1.7x1.2 cm
  • Largest Crystal Size: as above
  • $20.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • a single, well formed octahedron of spinel with a little forsterite attached to the back. The octahedron also shows thin, dodecahedral faces. Nice!
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13786
  • Spinel
  • 3.1x3.0x2.3 cm
  • Largest Crystal Size: 9mm
  • $25.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • A 9mm spinel crystal sits amongst forsterite crystals on top of this specimen. Nice!
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #12129
  • Spinel
  • 3.4x3.2x1.5 cm
  • Largest Crystal Size: 16mm
  • $35.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • Two interesting, stepped octahedral of spinel are perfectly exposed on the top of this coarsely cleaved orangey calcite. Displays well.
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13789
  • Spinel
  • 2.8x2.4x1.7 cm
  • Largest Crystal Size: 8mm
  • $25.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • An 8mm spinel crystal embedded in calcite with a nice forsterite crystal.
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13780
  • Spinel
  • 5.1x3.6x2.3 cm
  • Largest Crystal Size: 8mm
  • $25.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • A number of sharp octahedral of spinel are exposed front and back on this matrix of forsterite and calcite. Nice!
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13778
  • Spinel
  • 3.1x2.0x1.5 cm
  • Largest Crystal Size: 6mm
  • $20.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • Several, sharp octahedral of spinel are exposed in massive forsterite and light orange calcite.
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #13775
  • Spinel
  • 2.9x2.6x2.1 cm
  • Largest Crystal Size: 12mm
  • $40.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • This specimen shows several jet-black, well formed spinel crystals amongst forsterite crystal sections and light orange calcite. The spinel crystals show the octahedral and dodecahedral faces.
Spinel, ForsteriteGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #14088
  • Spinel, Forsterite
  • 6.1x5.0x5.0 cm
  • Largest Crystal Size: 9mm
  • $70.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • Over a dozen sharp, black, spinel crystals protrude from calcite on a matrix of forsterite. There are a number of forsterite crystals present but only one is complete.
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #14089
  • Spinel
  • 4.7x3.5x3.3 cm
  • Largest Crystal Size: 23mm
  • $60.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • A single, 23mm, sharp, simple octahedron pokes out from between weathered forsterite crystal sections. The spinel is above average size for this location. The back corner of the spinel crystal (which you cannot see in the image) is chipped off. Displays well from this side, as you can see!
SpinelGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #14097
  • Spinel
  • 3.7x2.5x1.8 cm
  • Largest Crystal Size: 16mm
  • $50.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • A single, sharp, simple octahedron is about as exposed as it can be on the top of this fragment of coarse calcite. The octahedron is slightly elongated and has only very small modifying faces. Looks great!
Spinel, ForsteriteGrenville, Spinel, Forsterite, Parker Mine, Notre Dame du Laus, Quebec
  • Item #17707
  • Spinel, Forsterite
  • 7.2x7.2x5.0 cm
  • Largest Crystal Size: 16mm
  • $75.00
  • Parker Mine
  • Notre Dame du Laus
    Quebec, Canada
  • A really nice specimen of predominately 10, or so, octahedral spinel crystals at the top of a matrix of forsterite and calcite. The spinel crystals show very well formed octahedral faces and a number of subordinate modifying faces. Displays perfectly!