|
|
Name: Olmiite RRUFF ID: R050144 Ideal Chemistry: CaMnSiO3(OH)2 Locality: N'Chwaning II mine, Kuruman, South Africa Source: Rock Currier Owner: RRUFF Description: Tan colored prismatic crystals associated with fibrous bultfonteinite, R050088 Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
| Quick search: [ All Olmiite samples (2) ] | ||
| CHEMISTRY | ||||||||
|---|---|---|---|---|---|---|---|---|
|
|
|||||||
| RAMAN SPECTRUM | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||
| INFRARED SPECTRUM (Attenuated Total Reflectance) | |||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||||||||
| POWDER DIFFRACTION | ||||||||
|---|---|---|---|---|---|---|---|---|
| RRUFF ID: | R050144.1 | |||||||
| Sample Description: | Powder | |||||||
| Cell Refinement Output: |
a: 9.234(1)Å b: 9.068(3)Å c: 10.361(1)Å alpha: 90° beta: 90° gamma: 90° Volume: 867.6(0) Crystal System: orthorhombic |
|||||||
|
|
|||||||
| REFERENCES for Olmiite | |
|---|---|
|
American Mineralogist Crystal Structure Database Record: [view record] |
|
|
Bonazzi P, Bindi L, Medenbach O, Pagano R, Lampronti G I, Menchetti S (2007) Olmiite, CaMn[SiO3(OH)](OH), the Mn-dominant analogue of poldervaartite, a new mineral species from Kalahari manganese fields (Republic of South Africa), Mineralogical Magazine, 71, 193-201 [view file] |
|
|
|