Calcium Aluminum Silicate, Ca3Al2(SiO4)3
- Grossular is a member of the garnet group. It is typically a product of thermal and
contact metamorphism of calcareous and aluminous rocks.
- David Michaels provided the following on this specimen:
"The Green Grossular is from the Thetford Mines in Quebec. This piece was in a box
buried in a closet of a friend."
If you like big pictures, here's a 632x712 JPEG image (56 KB) of the Grossular.
Rocks from David Michaels' Collection
Index of Specimen Images
Table of Contents