Chrome Tourmaline
Tourmaline GroupKey Properties
| Property | Value |
|---|---|
| Mohs Hardness | 7.25 (7-7.5) |
| Typical Size | 0.5-10 carats (commercial: 1-5 carats; clean stones over 5ct rare) |
| Typical Price Range | $200-2,000+ per carat (commercial: $300-800; fine chrome-green over 3ct $1,000-2,000+) |
| Rarity Level | Limited Occurrence |
| Availability Level | Limited Supply |
| Availability Driver | Limited Deposits |
| Investment Appropriateness | Investment Grade Gems |
Pricing
Typical Price
N/A
per carat
Listing Price
$356.06
per carat
Sold Price
$100.76
per carat
My Price
N/A
per carat
Price Calculator
| Estimate Type | Total Value | Price per Carat |
|---|---|---|
| Typical Cost | - | - |
| Likely Listed Cost | - | - |
| Likely Sold Cost | - | - |
| My Price Cost | - | - |
BEARISH
43.75
Score Components
Geo rarity
65
Mkt availability
65
Invest Appr
0
hardness
25
price
65
Buy This Gem
Detailed Descriptions
Rarity Description: Chromium-bearing tourmaline with intense green color; primarily from Tanzania and Kenya. Distinguished from other green tourmalines by chromium content.
Availability Description: Available through specialty dealers; East African material most valued; chrome content verified by spectroscopy.
Investment Description: Premium tourmaline variety; chrome-green color commands significant premium; limited supply from East Africa; strong collector and investment interest.
Seller Prices
| Seller | Faceted Price | Rough Price |
|---|---|---|
| crysta1gems | $100.76/ct | - |
Price History (Last 3 Years)
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Origin Variants
No origin variants found for this gem.
Color Variants
No color variants found for this gem.
Price Levels of Origin and Color Variants on MC
| Origin | Colour | Clarity | Price Per Carat | # Listings | Avg Weight |
|---|---|---|---|---|---|
| East Africa | medium green | Eye clean | $1904.91/ct | 2 | 12.52 ct |
| East Africa | dark slightly yellowish green | Eye clean to Slightly included | $593.59/ct | 1 | 5.24 ct |
| East Africa | medium yellowish green | Eye clean | $563.00/ct | 4 | 2.88 ct |
| Madagascar | medium dark green | Eye clean | $540.00/ct | 1 | 8.77 ct |
| East Africa | medium dark slightly yellowish green | Slightly included | $509.49/ct | 2 | 4.50 ct |
| Tanzania | dark green | Eye clean | $394.81/ct | 1 | 3.93 ct |
| East Africa | dark green | Eye clean | $340.43/ct | 11 | 3.25 ct |
| East Africa | medium dark green | Eye clean to Slightly included | $338.34/ct | 3 | 1.82 ct |
| East Africa | medium dark slightly yellowish green | Eye clean | $331.54/ct | 6 | 2.86 ct |
| East Africa | dark slightly yellowish green | Eye clean | $253.20/ct | 7 | 4.27 ct |
| East Africa | dark strongly yellowish green | Eye clean to Slightly included | $241.46/ct | 1 | 4.08 ct |
| East Africa | medium dark slightly yellowish green | Eye clean to Slightly included | $241.38/ct | 1 | 3.49 ct |
| East Africa | medium dark strongly yellowish green | Slightly included | $223.75/ct | 1 | 2.23 ct |
| East Africa | medium green | Eye clean to Slightly included | $212.07/ct | 2 | 1.53 ct |
| East Africa | medium dark green | Slightly included | $198.79/ct | 2 | 1.73 ct |
| East Africa | dark green | Eye clean to Slightly included | $197.00/ct | 7 | 1.87 ct |
| East Africa | medium slightly yellowish green | Eye clean | $180.00/ct | 1 | 1.70 ct |
| East Africa | medium yellowish green | Eye clean to Slightly included | $180.00/ct | 1 | 1.06 ct |
| East Africa | medium dark green | Eye clean | $165.44/ct | 12 | 1.59 ct |
| East Africa | medium light green | Eye clean | $147.06/ct | 1 | 0.34 ct |
| East Africa | medium dark yellowish green | Eye clean | $138.46/ct | 3 | 4.00 ct |
| East Africa | medium green | Slightly included | $129.98/ct | 2 | 0.91 ct |
| East Africa | - | Eye clean | $128.07/ct | 2 | 2.56 ct |
| East Africa | medium dark yellowish green | Slightly included | $108.00/ct | 1 | 2.93 ct |
| East Africa | medium dark green | Moderately included | $107.81/ct | 1 | 2.69 ct |
| East Africa | medium light slightly yellowish green | Eye clean to Slightly included | $72.85/ct | 1 | 1.69 ct |
| East Africa | dark yellowish green | Eye clean to Slightly included | $67.52/ct | 1 | 2.62 ct |
| East Africa | dark yellowish green | Slightly included | $67.32/ct | 1 | 2.06 ct |
| East Africa | dark yellowish green | Eye clean | $66.92/ct | 1 | 1.83 ct |
| East Africa | medium dark yellowish green | Eye clean to Slightly included | $65.21/ct | 1 | 1.58 ct |
| East Africa | very dark slightly yellowish green | Eye clean | $62.47/ct | 2 | 2.13 ct |
| East Africa | dark slightly yellowish green | Moderately included | $60.00/ct | 1 | 5.16 ct |
| East Africa | - | Slightly included | $58.98/ct | 1 | 1.30 ct |
| East Africa | dark green | Slightly included | $53.23/ct | 2 | 1.35 ct |
Current Listings
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Other gems in the Tourmaline Group:
| Gem Type | Investment Ranking | Typical Price | Listing Price | Sold Price |
|---|---|---|---|---|
| Paraiba Tourmaline | Emerging Investment Gems | $2000.00/ct | $469.41/ct | $71.13/ct |
| Achroite | Collector Gems | $150.00/ct | - | - |
| Indicolite | Fashion/Trend Gems | $120.00/ct | $5.09/ct | $3.41/ct |
| Rubellite | Fashion/Trend Gems | $100.00/ct | - | $27.59/ct |
| Elbaite | Fashion/Trend Gems | $80.00/ct | - | - |
| Verdelite | Fashion/Trend Gems | $80.00/ct | $438.16/ct | - |
| Watermelon Tourmaline | Fashion/Trend Gems | $80.00/ct | $79.67/ct | $113.34/ct |
| Tourmaline | Fashion/Trend Gems | $40.00/ct | $72.68/ct | $17.40/ct |
| Chrome Tourmaline | Investment Grade Gems | - | $356.06/ct | $100.76/ct |
My Holdings of this gem
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