Be3Al2Si6O18
ceramic· JVASP-21116· Be3Al2Si6O18
Be₃Al₂Si₆O₁₈ is beryllium aluminium silicate, a naturally occurring mineral better known as beryl, which forms the ceramic oxide class of materials. This crystalline silicate is valued in aerospace and optics applications for its combination of low weight, thermal stability, and optical transparency in certain forms. The material is notable for applications requiring lightweight structural performance and dimensional stability across temperature ranges, where alternatives like traditional ceramics or metal composites may be too dense or thermally expansive.
aerospace mirror substrateslightweight structural applicationsthermal stability componentsoptical windows and lenseshigh-reliability electronicsspace instrumentation
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
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.