Pink grain of the rare silicate beryllium – tugtupite with the ability of so-called tenebrescence (changes color after exposure to UV radiation). The grain size is 9 mm.
Pink grain of the rare silicate beryllium – tugtupite with the ability of so-called tenebrescence (changes color after exposure to UV radiation). The grain size is 9 mm.
| Weight | 13 g |
|---|---|
| Dimensions | 19 × 22 × 33 mm |
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