Mg4 Si4 O12 — Properties & Data | MatWorld

Mg4 Si4 O12

ceramic

· Mg4 Si4 O12

Mg₄Si₄O₁₂ is a magnesium silicate ceramic compound belonging to the family of silicate ceramics, specifically related to enstatite and other pyroxene-group minerals. This material is primarily encountered in refractory applications, thermal insulation systems, and specialized ceramic formulations where magnesium silicates provide high-temperature stability and low thermal conductivity. Engineers select magnesium silicate ceramics over alternative refractories when seeking lightweight, economical thermal barriers with good chemical inertness in high-temperature industrial environments.

refractory liningsthermal insulationkiln furniturehigh-temperature furnace applicationsceramic compositesindustrial insulation systems

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	5.543	eV	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.832	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.

Mg4 Si4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental