| Name: | Euclase Ecs |
| Specimens in Collection: |  #1553: Euclase var. Blue Ecuador Mine, Brazil |
| IMA Chemistry: | BeAlSiO4(OH) |
| Chemistry Elements: | The mineral Euclase contains elements: Beryllium (Be) Aluminum (Al) Silicon (Si) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Brazil |
| Year First Published: | 1792 |
| IMA Status: | Approved,Grandfathered |
| Status Notes: | Hauy R J (1792) De l´euclase, Observations sur la Physique, sur l’Histoire Naturelle et sur les Arts 41, 155-156 |
| Structural Group Name: | |
| Fleischer's Group Name: | |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 2613 Million Years Ago |
| Mohs Hardness: | 7.5 |
| Diaphaneity: | 2.0 |
| Specific Gravity: | 3.045 |
| Dispersion: | 0.016 |
| More Info: | Search Wikipedia: Euclase (Wiki) Search Mindat: Euclase Search Web Mineral DB: Euclase |