Konyaite (original) (raw)
A valid IMA mineral species
About KonyaiteHide
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Formula:
Na2Mg(SO4)2 · 5H2O
Crystal System:
Monoclinic
Name:
After the locality near Cakmak, Great Konya Basin, Konya Province, Central Anatolia Region, Turkey.
Higher-hydrate counterpart of blödite.
A water-soluble mineral that occurs as a component of salt efflorescences on saline soils, formed between 30°C and 50°C by evaporation of ground and surface waters.
Related to the Picromerite Group.
Compare UM2008-50-SO:HMgNa and uklonskovite.
Unique IdentifiersHide
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Long-form identifier:
mindat:1:1:2251:0
034f3254-06bf-497a-be25-8140f93553f2
IMA Classification of KonyaiteHide
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Classification of KonyaiteHide
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7.CC.80
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
C : With medium-sized and large cations
29.3.5.1
29 : HYDRATED ACID AND NORMAL SULFATES
3 : A2B(XO4)2·xH2O
25.3.10
25 : Sulphates
3 : Sulphates of Mg
Mineral SymbolsHide
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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Kny | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of KonyaiteHide
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Density:
2.088 g/cm3 (Measured) 2.097 g/cm3 (Calculated)
Optical Data of KonyaiteHide
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RI values:
_n_α = 1.464 _n_β = 1.468 _n_γ = 1.474
2V:
Measured: 74° , Calculated: 80°
δ = 0.010
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Chemistry of KonyaiteHide
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Mindat Formula:
Na2Mg(SO4)2 · 5H2O
Crystallography of KonyaiteHide
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Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 5.78 Å, b = 24.01 Å, c = 8.67 Å
β = 95.41°
Ratio:
a:b:c = 0.241 : 1 : 0.361
Unit Cell V:
1,197.84 ų (Calculated from Unit Cell)
Crystal StructureHide
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| ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
|---|---|---|---|---|---|---|---|
| 0004958 | Konyaite | Leduc E M S, Peterson R C, Wang R (2009) The crystal structure and hydrogen bonding of synthetic konyaite, Na2Mg(SO4)2*5H2O American Mineralogist 94 1005-1011 |  |
2009 | synthetic | 0 | 293 |
| 0017884 | Konyaite | Mills S J, Wilson S A, Dipple G M, Raudsepp M (2010) The decomposition of konyaite: importance in CO2 fixation in mine tailings Mineralogical Magazine 74 903-917 | 2010 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder DiffractionHide
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Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 4.541 Å | (100) |
| 4.017 Å | (45) |
| 3.960 Å | (45) |
| 2.597 Å | (45) |
| 12.01 Å | (40) |
| 4.202 Å | (40) |
| 2.659 Å | (40) |
Comments:
Synthetic. The data are from the type description. Lines for a natural sample are also given, but without intensities.
Geological EnvironmentHide
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Geological Setting:
Occurs in salt efflorescences on saline soils, formed between 30° C and 50° C by evaporation of ground and surface waters.
Type Occurrence of KonyaiteHide
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General Appearance of Type Material:
Intimate intergrowths with associated minerals.
Place of Conservation of Type Material:
Nationaal Natuurhistorisch Museum, Leiden, Netherlands (type).
Geological Setting of Type Material:
Salt efflorescences on saline soil. The salts originate at the soil surface by evaporation of ground and surface waters.
Associated Minerals at Type Locality:
Synonyms of KonyaiteHide
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Other Language Names for KonyaiteHide
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Relationship of Konyaite to other SpeciesHide
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Structurally related to group(s):
Common AssociatesHide
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Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat GroupingHide
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Other InformationHide
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Notes:
Very easily soluble in water. Unstable - alters to blödite in a relatively short period of time.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for KonyaiteHide
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References for KonyaiteHide
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Localities for KonyaiteHide
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This 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.
Locality ListHide
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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. 
- Good crystals or important locality for species. 
- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.