Classification of Ferrorosemaryite |
| IMA status: | Approved 2003 |
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| Strunz 8th edition ID: | 7/A.06-45
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| Nickel-Strunz 10th (pending) edition ID: | 8.AC.15
8 : PHOSPHATES, ARSENATES, VANADATES A : Phosphates, etc. without additional anions, without H2O C : With medium-sized and large cations |
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| Dana 7th edition ID: | 38.2.8.6 |
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| mindat.org URL: | http://www.mindat.org/min-27542.html Please feel free to link to this page. |
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Type Occurrence of Ferrorosemaryite |
| Type Locality: | Rubindi pegmatite, Gatumba District, Western Province, Rwanda |
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| General Appearance of Type Material: | Large idiomorphic grains reaching 3 mm, embedded in scorzalite. |
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| Geological Setting of type material: | Pegmatite |
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| Associated Minerals at type locality: | |
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Physical Properties of Ferrorosemaryite |
| Lustre: | Resinous |
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| Diaphaneity (Transparency): | Transparent |
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| Colour: | Dark-green to bronze |
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| Streak: | Greenish to brownish |
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| Hardness (Mohs): | 4 |
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| Tenacity: | Brittle |
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| Cleavage: | Perfect {010} perfect; {.hivin.101} good. |
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| Density (calculated): | 3.62 g/cm3 |
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Crystallography of Ferrorosemaryite |
| Crystal System: | Monoclinic |
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| Cell Parameters: | a = 11.838Å, b = 12.347Å, c = 6.2973Å β = 114.353° |
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| Ratio: | a:b:c = 0.959 : 1 : 0.51 |
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| Unit Cell Volume: | V 838.54 ų (Calculated from Unit Cell) |
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| X-Ray Powder Diffraction: | | d-spacing | | Intensity | | 8.10 | | (30) | | 6.17 | | (50) | | 5.38 | | (40) | | 4.05 | | (45) | | 3.45 | | (65) | | 3.01 | | (40) | | 2.693 | | (75) | | 2.677 | | (100) |
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| Comments: | [d(in .ANG.)(I)(hkl)] |
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Optical Data of Ferrorosemaryite |
| Type: | Biaxial (-) |
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| RI values: | nα = 1.730 nβ = 1.758 nγ = 1.775 |
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| 2V: | Measured: 82° , Calculated: 75° |
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| Maximum Birefringence: | δ = 0.045
 Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration. |
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| Surface Relief: | High |
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| Dispersion: | Strong r = less than v |
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| Pleochroism: | Visible |
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| Comments: | X = dark green; Z = dark brown |
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Chemical Properties of Ferrorosemaryite |
| Formula: | |
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| All elements listed in formula: | Al, Fe, Na, O, P |
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Relationship of Ferrorosemaryite to other Species |
| Member of: | Wyllieite Group |
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Other Members of Group:
- + | |
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Related Minerals - Nickel-Strunz Grouping):
- + | |
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Related Minerals - Dana Grouping):
- + | |
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Other Names for Ferrorosemaryite |
| Synonyms: | |
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| Other Languages: | |
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Other Information |
| Fluorescence in UV light: | None. |
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| Health Warning: | No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care. |
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References for Ferrorosemaryite |
Reference List:
- + | Hatert, F., Lefevre, P., Fransolet, A.-M., Spirlet, M.-R., Rebbouh, L., Fontan, F., and Keller, P. (2005)Ferrorosemaryite, NaFe 2+ Fe 3+ Al(PO4)3, a new phosphate mineral from the Rubindi pegmatite, Rwanda. European Journal of Mineralogy: 17(5): 749-759.
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Internet Links for Ferrorosemaryite |
| Search Engines: |
Look for Ferrorosemaryite on Google
Look for Ferrorosemaryite images on Google |
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| External Links: | Look for Ferrorosemaryite on WebmineralLook for Ferrorosemaryite on Athena MineralogyLook for Ferrorosemaryite on Mineralien AtlasRaman and XRD data at RRUFF projectAmerican Mineralogist Crystal Structure Database |
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| Jobs: | Mining & Geology Jobs |
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Localities for Ferrorosemaryite |
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the  symbol to view information about a locality.
The  symbol next to localities in the list
can be used to jump to that position on the map.
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