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: Nenadkevichite RRUFF ID: R070610 Ideal Chemistry: (Na,◻)8Nb4(Si4O12)2(O,OH)4·8H2O Locality: Desourdy Quarry, Mount Saint Hilaire, Rouville County, Quebec, Canada Source: James Shigley [view label] Owner: RRUFF Description: Cluster of pale-pink translucent tabular pseudohexagonal crystals, associated with analcime Status: The identification of this mineral has been confirmed only by single crystal X-ray diffraction. |
Mineral Group: [ labuntsovite (11) ] |
RAMAN SPECTRUM | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
|
BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
|
POWDER DIFFRACTION | |||||||
---|---|---|---|---|---|---|---|
RRUFF ID: | R070610.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 7.400(4)Å b: 14.186(4)Å c: 7.133(3)Å alpha: 90° beta: 90° gamma: 90° Volume: 748.8(4)Å3 Crystal System: orthorhombic |
||||||
|
|
REFERENCES for Nenadkevichite | |
---|---|
American Mineralogist Crystal Structure Database Record: [view record] |
|
Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file] |
|
Fleischer M (1955) New mineral names, American Mineralogist, 40, 1154-1155 [view file] |
|
Kuz'menko M V, Kazakova M E (1955) Nenadkevichite, a new mineral, Doklady Akademii Nauk SSSR, 100, 1159-1160 [view file] |
|
Semenov E I, Kazakova M E, Aleksandrova R A (1967) The Lovozero minerals - nenadkevichite, gerassimovskite and tundrite - from Ilímaussaq, South Greenland, Meddelelser om Grønland, 181, 3-11 |
|
Perrault G, Boucher C, Vicat J, Cannillo E, Rossi G (1973) Structure cristalline de nenadkevichite (Na,K)2-x(Nb,Ti)(O,OH)Si2O6.2H2O, Acta Crystallographica, B29, 1432-1433 |
|
Rastsvetaeva R K, Tamazyan R A, Pushcharovsky D Y, Nadezhina T N (1994) Crystal structure and microtwinning of K-rich nenadkevichite, European Journal of Mineralogy, 6, 503-509 |
|
Rastsvetaeva R K, Chukanov N V, Pekov I V (1997) Crystal structure of a new mineral - titanium analog of orthorhombic nenadkevichite, Doklady Akademii Nauk, 357, 364-367 [view file] |
|
Chukanov N V, Pekov I V, Rastsvetaeva R K, Nekrasov A N (1999) Labuntsovite: Solid solutions and features of the crystal structure, The Canadian Mineralogist, 37, 901-910 [view file] |
|
Jambor J L, Roberts A C (1999) New mineral names, American Mineralogist, 84, 193-198 [view file] |
|
Chukanov N V, Pekov I V, Khomyakov A P (2002) Recommended nomeclature for labuntsovite-group minerals, European Journal of Mineralogy, 14, 165-173 [view file] |
|
Rastsvetaeva R K, Chukanov N V (2002) X-ray diffraction and IR spectroscopy study of labuntsovite-group minerals, Crystallography Reports, 47, 939-945 [view file] |
|
|