Mg2Hg — Properties & Data | MatWorld

Mg2Hg

ceramic

· Mg2Hg

Mg2Hg is an intermetallic ceramic compound combining magnesium and mercury, classified as a ceramic due to its brittle, non-metallic bonding character despite its metallic constituents. This is a research-phase material with limited commercial application; it belongs to the family of magnesium-based intermetallics being studied for specialized structural and functional applications where the unique combination of low density and compound stiffness may offer advantages. The material's notably high elastic anisotropy suggests directional mechanical behavior that could be exploited in engineered microstructures, though toxicity concerns related to mercury content and brittleness typical of intermetallic ceramics currently restrict its practical use to laboratory and theoretical investigations.

research intermetallic compoundsexperimental structural materialstheoretical materials modelinghigh-stiffness low-density explorationmaterials science education

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	44.54	GPa	DFT
↳	44.54	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.4301	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)	0.3360	-	DFT · PBE
Shear Modulus(G)2 entries	16.40	GPa	DFT
↳	16.40	GPa	DFT · PBE

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Density(ρ)	6.498	kg/m³	DFT · OptB88vdW

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Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1678	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

Mg2Hg

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental