Pink Opal
A variety of Opal
Uncommon
What is Pink Opal?
One of the many color varieties of the well-known precious stone, pink Opal is often polished into attractive beads and tumbled stones. The best-known source of pink Opal is Peru, where the majority of the pink-colored Opal is mined. Pink Opal, like all Opal varieties, is a highly-popular gemstone and the birthstone of October.
Optical Properties
- Refractive Index
- 1.37-1.52
- Pleochroism
- None
- Optical Character
- Isotropic
Discover Values
Rarity
4.1out of 5.0
82%
Popularity
3.7out of 5.0
74%
Beauty
4.3out of 5.0
86%
Cultural Value
3.7out of 5.0
74%
Collection Value
4.2out of 5.0
84%
Pink Opal Market Value Calculator
Estimate the market value of Pink Opal using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Pink Opal Localities Map
See where Pink Opal is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Health & Safety Information
- ⚠️Physical Toxicity: Quartz, silica, crystalline silica and flint are non-toxic materials, but very fine dust containing quartz, known as respirable crystalline silicon (RCS), can cause serious and fatal lung disease. Lapidaries should exercise caution when cutting silica.
Quick Facts
Physical Properties
- Color
- Pink
- Hardness (Mohs)
- 6
- Density
- 1.98 - 2.25 g/cm³
- Streak
- White
- Luster
- Vitreous, Waxy, Resinous
- Crystal System
- Amorphous
Chemical Properties
- Chemical Formula
- SiO2·nH2O
- Elements
- H, O, Si
Also Known As
Pink OpalCommon Pink Opal
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