Mullite
| ID | 348 | |
|---|---|---|
| Mineral | Mullite | |
| Location | Nickenich - Rheinland-Pfalz - Germany | |
| Fluorescence | LW-UV: close SW-UV: close |
|
| Mindat.org |
View Mullite information at mindat.org |
|
Mindat data
| ID | 2806 |
|---|---|
| Long ID | 1:1:2806:2 |
| Formula |
Al4+2xSi2-2xO10-x (x ≈ 0.4)
|
| IMA Status |
0 1 |
| General Appearance | Minute sharp crystals embedded in glass. |
| Occurrence | Sillimanite buchites or fused argillaceous sediments occurring as inclusions in Tertiary intrusives. |
| Discovery Year | 1924 |
| Diapheny | Transparent,Translucent |
| Cleavage | Distinct on {010} |
| Colour | Colourless, white, yellow, pink, red, gray |
| Hardness (min) | 6.0 |
| Hardness (max) | 7.0 |
| About the name | Named after the discovery locality, the Isle of Mull, Scotland. |
| Crystal System | Orthorhombic |
| Cleavage Type | Distinct/Good |
| Morphology | Crystals prismatic to acicular. |
| Publication Year | 1924 |
| shortcode_ima | Mul |
Details
Price: € 10
Dimensions: Not registered
Weight: 11 g
Visibile in overview:
Notes:
| Symbol | Element | |
|---|---|---|
| Al | Aluminium | |
| O | Oxygen | |
| Si | Silicium |