CORDIERITE
Specimen crr-1
$ 50.00Dims:0.7x0.4x0.4" (1.8x1.0x1.0 cm)
Wt: 0.1oz. (3g)
Near Tananarive, Madagascar
This specimen consists of a fragment of crystalline cordierite. This specimen is very translucent, and exhibits dichroism. When held up to a bright light, the crystal changes from a violet color to blue as one turns it. No crystal form is evident on this specimen.