Kit Granite and its alteration (8 groups)

The three samples of granite at different stages of weathering can be observed, compared, drawn, and classified during the lab session.
These samples also allow for the observation and identification of minerals that make up the rock. The kit is accompanied by a detailed explanatory leaflet to download online. 

Delivered with:
- 8 samples of polished sound granite with a natural surface and fracture on the edges (5 to 7 cm)
- 8 samples of weathered granite (5 to 7 cm)
- 1 bag of granitic sand 

8 samples of sound granite, polished on one surface 8 samples of this weathered granite 1 bag of granite arena