Sodalite
Mineral Group: Felspadoid Group
Key Properties
| Property | Value |
|---|---|
| Mohs Hardness | 5.75 (5.5-6) |
| Typical Size | 5-50 carats (commercial: 10-30 carats; typically cabochons, large pieces available) |
| Typical Price Range | $2-20 per carat (commercial: $5-15; common cabochon material) |
| Rarity Level | Limited Occurrence |
| Availability Level | Readily Available |
| Availability Driver | Readily Available |
| Investment Appropriateness | Non-Investment Gems |
Detailed Descriptions
Rarity Description: Decorative stone found in certain igneous rocks; gem material is regionally available.
Availability Description: Common in bead and cabochon markets; widely sold through lapidary and craft channels.
Investment Description: Common decorative stone; cabochon and bead market only; no scarcity or investment value; affordable craft material.
Colors
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Investment Ranking Calculation
The composite score of 27.5 is calculated using a weighted formula:
- Geological Rarity (25%): 65 points
- Market Availability (25%): 35 points
- Investment Appropriateness (25%): 5 points
- Hardness (12.5%): 5 points
- Price Range (12.5%): 5 points
Formula: (65 × 0.25) + (35 × 0.25) + (5 × 0.25) + (5 × 0.125) + (5 × 0.125) = 27.5
VERY BEARISH
27.5
Score Components
Geo rarity
65
Mkt availability
35
Invest Appr
5
hardness
5
price
5