Clear examples of a key method of identification.
- Housed in a compartmented collection box
- Nine 1×2" numbered samples
- Identification list included
- Streak plate included
The powder a mineral produces is at times a different color from the mineral itself. Samples in this set were chosen for dramatic color and streak. Minerals: Chromite, galena, hematite, limonite, microcline, pyrite, rose quartz, sphalerite, sulfur.