Ca–Mg–Sn system

94 accepted literature values from 1 paper(s) (experimental 36, model 21, DFT 4, unspecified 33); 0 calculated phase diagram(s). 3 further extracted value(s) not accepted by the reader-agreement checks are only in the JSON/CSV.

Data: JSON · CSV · interactive explorer · papers (bibliography) · Markdown

Accepted values by evidence class
Evidence classValues
experimental36
model21
DFT4
unspecified33
Accepted values by property group
Property groupValues
invariant reaction23
phase transition37
phase equilibrium12
formation4
heat capacity / entropy / enthalpy4
crystal structure14

Invariant reactions (literature)

Invariant reactions reported in the literature for the Ca–Mg–Sn system (23)
T (K)Reaction / phasesCompositions (mole fraction)ClassSourceLocationQuote
1405.15other: L + Ca2-xMgxSn -> Ca5Sn3 + Ca36Sn23model[1] Kozlov 2008Table 6, p. 13, row 1
report
1393.15quasi-peritectic: L + Ca5Sn3 -> Ca36Sn23 + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 2
report
1380.15quasi-peritectic: L + Ca36Sn23 -> Ca31Sn20 + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 3
report
1262.15quasi-peritectic: L + Ca31Sn20 -> Ca7Sn6 + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 4
report
1254.15other: L -> CaSn + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 5
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1253.15eutectic: L -> Ca2-xMgxSn + CaSn + Ca7Sn6model[1] Kozlov 2008Table 6, p. 13, row 6
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1043.15other: L -> Ca2-xMgxSn + Mg2Snmodel[1] Kozlov 2008Table 6, p. 13, row 7
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1037.15other: L -> Ca2-xMgxSn + Mg2Snexperimental[1] Kozlov 2008Table 6, p. 13, row 8
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974.15other: L -> Ca2-xMgxSn + Mg2Camodel[1] Kozlov 2008Table 6, p. 13, row 9
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973.15peritectic: L + Ca2-xMgxSn + CaSn -> Ca6.2Mg3.8Sn7experimental[1] Kozlov 2008Table 6, p. 13, row 11
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964.15peritectic: L + Ca2-xMgxSn + CaSn -> Ca6.2Mg3.8Sn7model[1] Kozlov 2008Table 6, p. 13, row 10
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913.15other: L -> Ca2-xMgxSn + (Mg)model[1] Kozlov 2008Table 6, p. 13, row 12
report
908.15other: L -> Ca2-xMgxSn + (Mg)experimental[1] Kozlov 2008Table 6, p. 13, row 13
report
864.15quasi-peritectic: L + Ca6.2Mg3.8Sn7 -> Ca2-xMgxSn + CaSn3experimental[1] Kozlov 2008Table 6, p. 13, row 16
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859.15quasi-peritectic: L + CaSn -> Ca6.2Mg3.8Sn7 + CaSn3model[1] Kozlov 2008Table 6, p. 13, row 14
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849.15quasi-peritectic: L + Ca6.2Mg3.8Sn7 -> Ca2-xMgxSn + CaSn3model[1] Kozlov 2008Table 6, p. 13, row 15
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836.15eutectic: L -> (Mg) + Ca2-xMgxSn + Mg2Snexperimental[1] Kozlov 2008Table 6, p. 13, row 18
report
835.95eutectic: L -> (Mg) + Ca2-xMgxSn + Mg2Snmodel[1] Kozlov 2008Table 6, p. 13, row 17
report
794.15eutectic: L -> (Mg) + Mg2Ca + Ca2-xMgxSnexperimental[1] Kozlov 2008Table 6, p. 13, row 20
report
788.15eutectic: L -> (Mg) + Mg2Ca + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 19
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783.15quasi-peritectic: L + Ca2-xMgxSn -> Mg2Sn + CaSn3model[1] Kozlov 2008Table 6, p. 13, row 21
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718.15eutectic: L -> (Ca) + Mg2Ca + Ca2-xMgxSnmodel[1] Kozlov 2008Table 6, p. 13, row 22
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477.15other: L -> CaSn3 + Mg2Sn + (Sn)model[1] Kozlov 2008Table 6, p. 13, row 23
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Formation enthalpies

Literature values in kJ/mol-atom where the per-atom basis is known. DFT columns: the lowest-energy entry at the same composition (Materials Project 2026.04.13, OQMD v1.8; different energy references, never averaged), from dft_parity.json.

Enthalpies of formation, Ca–Mg–Sn system (4)
PhaseCompoundValueT (K)ClassMP DFT (kJ/mol-atom)OQMD DFT (kJ/mol-atom)SourceLocationQuote
Ca6.24Mg3.76Sn7-57.16 kJ/mol-atom298.15model[1] Kozlov 2008Table 2, p. 5, row 15
report
Ca6.24Mg3.76Sn7-56.9 kJ/mol-atom298.15DFT[1] Kozlov 2008
cites Arroyave 2006
Table 2, p. 5, row 14
report
CaMgSn-56.94 kJ/mol-atom298.15model[1] Kozlov 2008Table 2, p. 5, row 11
report
CaMgSn-56.89 kJ/mol-atom298.15DFT[1] Kozlov 2008Table 2, p. 5, row 10
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Other properties

Phase transition (37)

Phase transition, Ca–Mg–Sn system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Phase transition788.15 K788.15eutectic: E3: L ↔ (Mg) + Mg2Ca + Ca2-xMgxSn
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
unspecified[1] Kozlov 2008Table 5, p. 10, row 6
report
Phase transition788.15 K788.15eutectic: E3: L ↔ (Mg) + Mg2Ca + Ca2-xMgxSn
alloy: Ca 0.222, Mg 0.667, Sn 0.111
unspecified[1] Kozlov 2008Table 5, p. 10, row 11
report
Phase transition794.15 K794.15eutectic: E3: L ↔ (Mg) + Mg2Ca + Ca2-xMgxSn
alloy: Ca 0.222, Mg 0.667, Sn 0.111
experimental[1] Kozlov 2008Table 5, p. 10, row 10
report
Phase transition794.15 K794.15eutectic: E3: L ↔ (Mg) + Mg2Ca + Ca2-xMgxSn
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
experimental[1] Kozlov 2008Table 5, p. 10, row 5
report
Phase transition800.15 K800.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + (Mg)
alloy: Ca 0.222, Mg 0.667, Sn 0.111
unspecified[1] Kozlov 2008Table 5, p. 10, row 9
report
Phase transition835.95 K835.95eutectic: E2: L ↔ (Mg) + Ca2-xMgxSn + Mg2Sn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
unspecified[1] Kozlov 2008Table 5, p. 10, row 21
report
Phase transition836.15 K836.15eutectic: E2: L ↔ (Mg) + Ca2-xMgxSn + Mg2Sn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
experimental[1] Kozlov 2008Table 5, p. 10, row 20
report
Phase transition849.15 K849.15U5: L + Ca6.2Mg3.8Sn7 ↔ Ca2-xMgxSn + CaSn3
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
unspecified[1] Kozlov 2008Table 5, p. 10, row 31
report
Phase transition864.15 K864.15U5: L + Ca6.2Mg3.8Sn7 ↔ Ca2-xMgxSn + CaSn3
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
experimental[1] Kozlov 2008Table 5, p. 10, row 30
report
Phase transition908.15 K908.15max4: L + Ca2-xMgxSn/Ca2-xMgxSn + (Mg)
alloy: Ca 0.167, Mg 0.667, Sn 0.166
experimental[1] Kozlov 2008Table 5, p. 10, row 14
report
Phase transition913.15 K913.15max4: L + Ca2-xMgxSn/Ca2-xMgxSn + (Mg)
alloy: Ca 0.167, Mg 0.667, Sn 0.166
unspecified[1] Kozlov 2008Table 5, p. 10, row 15
report
Phase transition931.15 K931.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + Mg2Ca
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
experimental[1] Kozlov 2008Table 5, p. 10, row 3
report
Phase transition939.15 K939.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + Mg2Ca
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
unspecified[1] Kozlov 2008Table 5, p. 10, row 4
report
Phase transition964.15 K964.15peritectic: P: L + Ca2-xMgxSn ↔ Ca6.2Mg3.8Sn7 + CaSn3
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
unspecified[1] Kozlov 2008Table 5, p. 10, row 29
report
Phase transition973.15 K973.15peritectic: P: L + Ca2-xMgxSn ↔ Ca6.2Mg3.8Sn7 + CaSn3
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
experimental[1] Kozlov 2008Table 5, p. 10, row 28
report
Phase transition1018.15 K1018.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + Mg2Sn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
experimental[1] Kozlov 2008Table 5, p. 10, row 18
report
Phase transition1022.15 K1022.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + Mg2Sn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
unspecified[1] Kozlov 2008Table 5, p. 10, row 19
report
Phase transition1037.15 K1037.15max2: L ↔ Ca2-xMgxSn + Mg2Sn
alloy: Ca 0.05, Mg 0.617, Sn 0.333
experimental[1] Kozlov 2008Table 5, p. 10, row 34
report
Phase transition1043.15 K1043.15max2: L ↔ Ca2-xMgxSn + Mg2Sn
alloy: Ca 0.05, Mg 0.617, Sn 0.333
unspecified[1] Kozlov 2008Table 5, p. 10, row 35
report
Phase transition1134.15 K1134.15L/L + Ca2-xMgxSn
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
unspecified[1] Kozlov 2008Table 5, p. 10, row 2
report
Phase transition1146.15 K1146.15L/L + Ca2-xMgxSn
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
experimental[1] Kozlov 2008Table 5, p. 10, row 1
report
Phase transition1163.15 K1163.15L/L + Ca2-xMgxSn
alloy: Ca 0.05, Mg 0.617, Sn 0.333
experimental[1] Kozlov 2008Table 5, p. 10, row 32
report
Phase transition1164.15 K1164.15L/L + Ca2-xMgxSn
alloy: Ca 0.05, Mg 0.617, Sn 0.333
unspecified[1] Kozlov 2008Table 5, p. 10, row 33
report
Phase transition1189.15 K1189.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + CaSn
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
unspecified[1] Kozlov 2008Table 5, p. 10, row 27
report
Phase transition1198.15 K1198.15L + Ca2-xMgxSn/L + Ca2-xMgxSn + CaSn
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
experimental[1] Kozlov 2008Table 5, p. 10, row 26
report
Phase transition1225.15 K1225.15L/L + Ca2-xMgxSn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
unspecified[1] Kozlov 2008Table 5, p. 10, row 17
report
Phase transition1226.15 K1226.15L/L + Ca2-xMgxSn
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
experimental[1] Kozlov 2008Table 5, p. 10, row 16
report
Phase transition1314.15 K1314.15L/L + Ca2-xMgxSn
alloy: Ca 0.222, Mg 0.667, Sn 0.111
experimental[1] Kozlov 2008Table 5, p. 10, row 7
report
Phase transition1321.15 K1321.15L/L + Ca2-xMgxSn
alloy: Ca 0.222, Mg 0.667, Sn 0.111
unspecified[1] Kozlov 2008Table 5, p. 10, row 8
report
Phase transition1358.15 K1358.15L/L + Ca2-xMgxSn
alloy: Ca 0.167, Mg 0.667, Sn 0.166
unspecified[1] Kozlov 2008Table 5, p. 10, row 13
report
Phase transition1360.15 K1360.15L/L + Ca2-xMgxSn
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
experimental[1] Kozlov 2008Table 5, p. 10, row 24
report
Phase transition1362.15 K1362.15L/L + Ca2-xMgxSn
alloy: Ca 0.167, Mg 0.667, Sn 0.166
experimental[1] Kozlov 2008Table 5, p. 10, row 12
report
Phase transition1365.15 K1365.15L/L + Ca2-xMgxSn
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
unspecified[1] Kozlov 2008Table 5, p. 10, row 25
report
Phase transition1435.15 K1435.15L/L + Ca2-xMgxSn
alloy: Ca 0.333, Mg 0.333, Sn 0.334
unspecified[1] Kozlov 2008Table 5, p. 10, row 23
report
Phase transition1457.15 K1457.15L/L + Ca2-xMgxSn
alloy: Ca 0.333, Mg 0.333, Sn 0.334
experimental[1] Kozlov 2008Table 5, p. 10, row 22
report
Phase transition1494.15 K1494.15L/L + Ca2-xMgxSn
alloy: Ca 0.5, Mg 0.167, Sn 0.333
experimental[1] Kozlov 2008Table 5, p. 10, row 36
report
Phase transition1500.15 K1500.15L/L + Ca2-xMgxSn
alloy: Ca 0.5, Mg 0.167, Sn 0.333
unspecified[1] Kozlov 2008Table 5, p. 10, row 37
report

Phase equilibrium (12)

Phase equilibrium, Ca–Mg–Sn system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Phase assemblageCa1.17Mg0.83Sn + Mg2Ca + (Mg0.5 at.% Ca) + (Mg)
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
experimental[1] Kozlov 2008Table 4, p. 8, row 9
report
Phase assemblageCa1.1Mg0.9Sn + Mg2Ca + (Mg0.7 at.% Ca) + (Mg)
alloy: Ca 0.222, Mg 0.667, Sn 0.111
experimental[1] Kozlov 2008Table 4, p. 8, row 10
report
Phase assemblageCaMgSn
alloy: Ca 0.334, Mg 0.333, Sn 0.333
experimental[1] Kozlov 2008Table 4, p. 8, row 5
report
Phase assemblageCaMgSn + (Mg) + (Mg0.98 at.% Sn)
alloy: Ca 0.167, Mg 0.667, Sn 0.166
experimental[1] Kozlov 2008Table 4, p. 8, row 3
report
Phase assemblageCaMgSn + (Mg0.98 at.% Sn) + (Mg)
alloy: Ca 0.167, Mg 0.667, Sn 0.166
experimental[1] Kozlov 2008Table 4, p. 8, row 11
report
Phase assemblageCaMgSn + Ca6.2Mg3.8Sn7 + CaSn + CaSn3
alloy: Ca 0.3647, Mg 0.2235, Sn 0.4118
experimental[1] Kozlov 2008Table 4, p. 8, row 6
report
Phase assemblageCaMgSn + Mg2Sn
alloy: Ca 0.05, Mg 0.617, Sn 0.333
experimental[1] Kozlov 2008Table 4, p. 8, row 7
report
Phase assemblageCaMgSn + Mg2Sn + (Mg) + (Mg1.1 at.% Sn)
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
experimental[1] Kozlov 2008Table 4, p. 8, row 4
report
Phase assemblageCaMgSn + Mg2Sn + (Mg1.1 at.% Sn) + (Mg)
alloy: Ca 5.000e-4, Mg 0.667, Sn 0.283
experimental[1] Kozlov 2008Table 4, p. 8, row 12
report
Phase assemblageCaMgSna + Ca1.5Mg0.5Sn + [CaSn trace]
alloy: Ca 0.5, Mg 0.167, Sn 0.333
experimental[1] Kozlov 2008Table 4, p. 8, row 8
report
Phase assemblageCaMgSna + Mg2Ca + (Mg) + Ca1.17Mg0.83Sn + (Mg0.5 at.% Ca)
alloy: Ca 0.283, Mg 0.667, Sn 5.000e-4
experimental[1] Kozlov 2008Table 4, p. 8, row 1
report
Phase assemblageCaMgSna + Mg2Ca + (Mg) + Ca1.1Mg0.9Sn + (Mg0.7 at.% Ca)
alloy: Ca 0.222, Mg 0.667, Sn 0.111
experimental[1] Kozlov 2008Table 4, p. 8, row 2
report

Heat capacity / entropy / enthalpy (4)

Heat capacity / entropy / enthalpy, Ca–Mg–Sn system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Entropy
printed: S298
40.59 J/mol-atom/K298.15Ca6.24Mg3.76Sn7
alloy: Mg 0.221176, Sn 0.411765
model[1] Kozlov 2008Table 2, p. 5, row 17
report
Entropy
printed: S298
40.59 J/mol-atom/K298.15Ca6.24Mg3.76Sn7
alloy: Mg 0.221176, Sn 0.411765
DFT[1] Kozlov 2008
cites Arroyave 2006
Table 2, p. 5, row 16
report
Entropy
printed: S298
37.83 J/mol-atom/K298.15CaMgSn
alloy: Mg 0.333333, Sn 0.333333
DFT[1] Kozlov 2008
cites Arroyave 2006
Table 2, p. 5, row 12
report
Entropy
printed: S298
37.84 J/mol-atom/K298.15CaMgSn
alloy: Mg 0.333333, Sn 0.333333
model[1] Kozlov 2008Table 2, p. 5, row 13
report

Crystal structure (14)

Crystal structure, Ca–Mg–Sn system
PropertyValueT (K)Phases / compositionClassSourceLocationQuote
Lattice a7.86 not_printed ± 0.02298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice a7.847 not_printed ± 0.008298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice a7.8731 not_printed ± 8.000e-4298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice a5.5884 Å443 (<)(αCa)
alloy: Mg 0, Sn 0
unspecified[1] Kozlov 2008Table 1, p. 4, row 2
report
Lattice a4.48 Å642.5(βCa)
alloy: Mg 0, Sn 0
unspecified[1] Kozlov 2008Table 1, p. 4, row 1
report
Lattice a7.794 not_printed ± 0.001918.9 (<)Ca6.2Mg3.8Sn7
alloy: Mg 0.223529, Sn 0.411765
unspecified[1] Kozlov 2008Table 1, p. 4, row 16
report
Lattice b4.66 not_printed ± 0.02298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice b4.6941 not_printed ± 3.000e-4298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice b4.678 not_printed ± 0.007298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice b25.718 not_printed ± 0.004918.9 (<)Ca6.2Mg3.8Sn7
alloy: Mg 0.223529, Sn 0.411765
unspecified[1] Kozlov 2008Table 1, p. 4, row 16
report
Lattice c8.749 not_printed ± 0.008298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice c8.74 not_printed ± 0.02298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice c8.7538 not_printed ± 7.000e-4298.15Ca2-xMgxSnunspecified[1] Kozlov 2008Table 1, p. 4, row 15
report
Lattice c4.655 not_printed ± 0.001918.9 (<)Ca6.2Mg3.8Sn7
alloy: Mg 0.223529, Sn 0.411765
unspecified[1] Kozlov 2008Table 1, p. 4, row 16
report

Sources

Reporting papers the values were read from (a value cited from another work names that work in its row).

  1. A. Kozlov, M. Ohno, R. Arroyave, Z.K. Liu, R. Schmid-Fetzer, Phase equilibria, thermodynamics and solidification microstructures of Mg–Sn–Ca alloys, Part 1: Experimental investigation and thermodynamic modeling of the ternary Mg–Sn–Ca system, Intermetallics 16, 299-315 (2008). doi:10.1016/j.intermet.2007.10.010