Heliodor
gem · uncommon
Quick facts
- Formula
- Be3Al2Si6O18
- Hardness
- 7.5–8
- Luster
- vitreous
- Colors
- yellow to greenish yellow
Heliodor is yellow beryl. Sulfur is earthy/resinous massive, not a crystal point.
Etched hexagonal prism, vitreous, beryl habit — not a massive sulfur lump.
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