JDMISGem Reference
Cnidarian (colonial marine animal skeleton) · Coral

Calcareous Coral (red/pink)

Calcareous Coral (red/pink) — Coral

Precious red and pink calcareous coral - angel skin to oxblood - is the historic coral of Mediterranean and Japanese fisheries, soft and waxy, now quota-fished and widely imitated.

Colour
red
Transparency
Semitranslucent to opaque
RI
1.486–1.658
SG
2.60–2.70
Mohs
3.0–4.0
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