Demantoid and Chrysotile
| ID | 98 | |
|---|---|---|
| Mineral |
Demantoid
Chrysotile |
|
| Location | Valmalenco - Lombardije - Italy | |
| Fluorescence | LW-UV: close SW-UV: close |
|
| Mindat.org |
View Demantoid information at mindat.org View Chrysotile information at mindat.org |
|
Mindat data
| ID | 1258 |
|---|---|
| Long ID | 1:1:1258:0 |
| IMA Status |
0 1 |
| Variety of | 223 |
| Entry type | 2 |
| Description | A green variety of andradite. Originally described from Telyanskaya River, Kamennaya Telyana, Nizhnii-Tagil (Mednorudyanskoye) Cu Deposit, Nizhnii Tagil, Sverdlovskaya Oblast', Urals Region, Russia (https://www.mindat.org/loc-2803.html). "Horset... |
| Hardness (min) | 6.5 |
| Hardness (max) | 7.0 |
| Lustre | Vitreous, Resinous |
| About the name | Named by Nils Gustaf Nordenskiøld from the archaic German word "Demant" which means "diamond" in allusion to its very high brilliance resembling that of diamond. |
| Crystal System | Isometric |
| Morphology | spherical aggregates |
| ID | 975 |
|---|---|
| Long ID | 1:1:975:1 |
| Formula |
Mg3Si2O5(OH)4
|
| IMA Status |
0 1 |
| Hardness (min) | 2.5 |
| Hardness (max) | 2.5 |
| Lustre | Silky |
| About the name | Named in 1843 by Franz von Kobell from the Greek chrysos - "gold" and tilos - "fiber." |
| Crystal System | Monoclinic |
| Morphology | Fibrous, massive |
| shortcode_ima | Ctl |
| Group | Serpentine Subgroup |
Details
Price: € 15
Dimensions: Not registered
Weight: 16 g
Visibile in overview:
Notes:
| Symbol | Element | |
|---|---|---|
| Ca | Calcium | |
| Fe | Iron | |
| H | Hydrogen | |
| Mg | Magnesium | |
| O | Oxygen | |
| Si | Silicium |