| Shelfmark: | Musée des arts et métiers-CNAM |
|
| Type: | mineral | |
| Dimension: | H.: 2,3; W.: 2,3; L.: 10,8; Mass: 20 g. | |
| Thematic group: |
Minerals
|
| Type: | mineral |
| Abstract: | Charocoal block. Some writing can be faintly seen on sides - figures and words. |
| Discipline | Topic | Argument | ||
| Mineralogy | Specimen | - | ||