Beryl: Difference between revisions
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* 🟦 '''Blue for is widely known aquamarine.''' | * 🟦 '''Blue for is widely known aquamarine.''' | ||
* 🟨to🟧 Yellow to orange: heliodor (or "golden beryl") | * 🟨to🟧 Yellow to orange: heliodor (or "golden beryl") | ||
* | * 🟧to🟪 orange to pink: morganite. | ||
* 🟥 red: just "red beryl" | * 🟥 red: just "red beryl" | ||
* ⬜️ colorless form: goshenite | * ⬜️ colorless form: goshenite | ||
Revision as of 10:56, 5 September 2025
A hard beryllium aluminum silicate.
Beryllium is rare so usefulness as structural material is limited.
Al2Be3[Si6O18], hexagonal, Mohs 7.5 to 8.0
- 🟩 Green form of beryl is the widely known emerald.
- 🟦 Blue for is widely known aquamarine.
- 🟨to🟧 Yellow to orange: heliodor (or "golden beryl")
- 🟧to🟪 orange to pink: morganite.
- 🟥 red: just "red beryl"
- ⬜️ colorless form: goshenite
Related
- Bromellite: BeO, Mohs 9, hexagonal
- Topaz Mohs 8 (defining mineral) … another unusually hard widely known silicate but avoiding elemental scarcity