Conch Shell
Easy to obtain
What is Conch Shell?
Conch shells are the hard, protective outer coverings of marine snails. They are typically found in warm ocean waters. The shells are composed primarily of calcium carbonate and are known for their varied colors and intricate spiral shapes. They are often used for decorative purposes, in jewelry, and in some cultures, as musical instruments.
Optical Properties
- Refractive Index
- 1.486-1.658
- Birefringence
- 0.150
- Pleochroism
- None
- Optical Character
- Biaxial negative
- Dispersion
- 0.020
Discover Values
Rarity
1.0out of 5.0
20%
Popularity
3.0out of 5.0
60%
Beauty
3.0out of 5.0
60%
Cultural Value
3.0out of 5.0
60%
Collection Value
2.0out of 5.0
40%
Conch Shell Market Value Calculator
Estimate the market value of Conch Shell using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Conch Shell Localities Map
See where Conch Shell is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Quick Facts
Physical Properties
- Color
- Various, including pink, orange, yellow, and white
- Hardness (Mohs)
- 3.5
- Density
- 2.7 g/cm³
- Luster
- Pearly
- Crystal System
- Amorphous
Chemical Properties
- Chemical Formula
- CaCO3
- Elements
- Ca, C, O
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