Double-sided sample of crystalline quartz overgrown with small needles of Goethit, which are called “velvet” due to their characteristic luster.
Double-sided sample of crystalline quartz overgrown with small needles of Goethit, which are called “velvet” due to their characteristic luster.
| Weight | 20 g |
|---|---|
| Dimensions | 12 × 41 × 88 mm |
