Tyuyamunite
| ID | 32 | |
|---|---|---|
| Mineral | Tyuyamunite | |
| Location | Powers Claim - Uravan - Colorado - United States of America | |
| Fluorescence | LW-UV: check SW-UV: check |
|
| Mindat.org |
View Tyuyamunite information at mindat.org |
|
Mindat data
| ID | 4072 |
|---|---|
| Long ID | 1:1:4072:9 |
| Formula |
Ca(UO2)2(VO4)2 · 5-8H2O
|
| IMA Status |
0 1 |
| General Appearance | Veinlet fillings, disseminated in the limestone or as fillings in karst caverns. |
| Occurrence | Carboniferous limestone |
| Other Occurrences | Oxidized zone Colorado Plateau uranium deposits |
| Discovery Year | 1912 |
| Diapheny | Translucent,Opaque |
| Cleavage | Perfect on {001}, micaceous; distinct on {100} & {010}. |
| Tenacity | sectile |
| Colour | Canary yellow, lemon-yellow; greenish yellow (upon exposure to sunlight); colourless to pale yellow in transmitted light. |
| Hardness (min) | 1.5 |
| Hardness (max) | 2.0 |
| About the name | Named in 1912 by Konstantin Avtonomovich Nenadkevič after its discovery locality, Tyuya-Muyun, Fergana Valley, Kyrgyzstan. |
| Crystal System | Orthorhombic |
| Cleavage Type | Perfect |
| Fracture type | Micaceous |
| Morphology | Crystals elongated, platy, flattened on {001}, elongated [010], with {010}, {110}, and several other forms; may be curved or scaly. Also occurs as fanlike or radial aggregates, as thin films, coatings, powdery, and compact to cryptocrystalline massive impregnations. |
| UV | Weakly to not fluorescent yellow-green in UV, although may be intergrown with bright fluorescent species |
| Comment Luster | Pearly on cleavage {001}, waxy or dull when massive. |
| Publication Year | 1912 |
| key_elements |
0 1 |
| shortcode_ima | Tyu |
| Group | Carnotite Group |
Details
Price: € 10
Dimensions: Not registered
Weight: Not registered
Visibile in overview:
Notes:
| Symbol | Element | |
|---|---|---|
| Ca | Calcium | |
| H | Hydrogen | |
| O | Oxygen | |
| U | Uranium |
|
| V | Vanadium |