A map shows diamond mining locations marked by red outlined circles with "D." Key areas include the U S (Oregon, Arkansas), Venezuela, Brazil, Africa (Guinea, Sierra Leone, Angola, Botswana, South Africa), Tanzania, Indonesia (Borneo), and Australia.
Diamond Mines | Value | 280 and above | 260–279 | 240–259 | 220–239 | 200–219 | 180–199 | 160–179 | 140–159 | 120–139 | 100–119 | 80–99 | Less than 80 | Iron Ore Mines | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 30.3% | 51.5% | 53.3% | 37.8% | 31.4% | 29.4% | 3.01% | |||||||||
| 53.8% | 71.3% | 64.6% | 100% | ||||||||||||
| 22.2% | 39.2% | 38.8% | 23.0% | 48.3% | 29.3% | 3.25 | |||||||||
| 24.2% | 10.8% | 32.1% | 20.0% | 10.7% | 8.333333333333334 | ||||||||||
| 67.9% | 1.54% | 1.15% | 23.6% | 32.7% | 37.1% | 3.32% | 17 | ||||||||
| 100% | 3.17% | 20.4% | 20.7% | 37.8% | 46.8% | 34.8% | 33.8% | 79.7% | 12.5% | 1.3636363636363635 | |||||
| 59 | 8.19% | 16.7% | 28.7% | 36.0% | 25.2% | 9.12% | 9.14% | 13.1% | 2 | ||||||
| 39.9% | 47.7% | 8.87% | 62.1% | 61.7% | 100% | 1.47% | 98.6% | 100% | 99.6% | 2.5 | |||||
| 2 | 16.8% | 5.48% | 11.6% | 14.6% | 1.79% | 17.2% | 14.4% | 23.3% | 28.2% | 21.2% | 12.666666666666666 | ||||
| 4.91% | 9.95% | 44.8% | 47.2% | 4 | |||||||||||
| 1 | 44.2% | 25.1% | 71.7% | 1.3333333333333333 | |||||||||||
| 44.5% | 47.7% | 12.8% | 13.5% | 24.0% | 29.3% | 4.428571428571429 | |||||||||
| 2.6666666666666665 | 3.98% | 12.4% | 32.2% | 38.6% | 22.5% | 44.2% | 32.5% | 3 | |||||||
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