Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
We are grateful to NASA for the funding of this effort.
![]() |
![]() |
Name: Menezesite RRUFF ID: R060979 Ideal Chemistry: Ba3MgZr4Nb12O42·12H2O Locality: Jacupiranga mine, Cajati, Sao Paulo, Brazil Source: Michael Scott S100864 [view label] Owner: RRUFF Description: Rootbeer colored dodecahedra associated with calcite, phlogopite, clinohumite, pyrite and magnetite Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
Mineral Group: [ Menezesite (2) ] |
CHEMISTRY | ||||||
---|---|---|---|---|---|---|
![]() ![]() |
|
RAMAN SPECTRUM | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
POWDER DIFFRACTION | |||||||
---|---|---|---|---|---|---|---|
RRUFF ID: | R060979.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 13.005(9)Å b: 13.005(9)Å c: 13.005(9)Å alpha: 90° beta: 90° gamma: 90° Volume: 2199.5(7)Å3 Crystal System: cubic |
||||||
|
|
REFERENCES for Menezesite | |
---|---|
American Mineralogist Crystal Structure Database Record: [view record] |
|
Atencio D, Coutinho J M V, Doriguetto A C, Mascarenhas Y P, Ellena J, Ferrari V C (2008) Menezesite, the first natural heteropolyniobate, from Cajati, São Paulo, Brazil: Description and crystal structure, American Mineralogist, 93, 81-87 [view file] |
|
|