Diamond Mineral Resources as at 1 July 2016
| Deposit | Resource category | Tonnage ('000 t) |
Resource grade (cpt) |
Contained diamonds ('000 cts) |
| Udachny division | ||||
| Udachnaya Pipe | Measured | 13,646 | 1.16 | 15,812 |
| Indicated | 83,524 | 1.53 | 127,801 | |
| Inferred | 53,991 | 1.28 | 68,978 | |
| Zarnitsa Pipe | Indicated | 27,131 | 0.25 | 6,858 |
| Verkhne-Munskoe Deposit | Indicated | 46,914 | 0.65 | 30,616 |
| Inferred | 17,168 | 0.57 | 9,857 | |
| Kluch Piropovy Placer and Zakonturnaya Deluvial Placer | Indicated | 2,447 | 0.49 | 599 |
| Inferred | 367 | 0.52 | 96 | |
| Verkhne-Munskoe Deposit (alluvial) | Inferred | 809 | 0.68 | 277 |
| Aikhal division | ||||
| Jubilee Pipe | Measured | 18,420 | 0.86 | 15,815 |
| Indicated | 88,138 | 0.74 | 65,401 | |
| Inferred | 57,821 | 0.63 | 36,352 | |
| Aikhal Pipe | Measured | 4,361 | 4.97 | 21,666 |
| Indicated | 690 | 3.14 | 2,168 | |
| Inferred | 1,716 | 4.06 | 6,966 | |
| Komsomolskaya Pipe | Indicated | 3,943 | 0.38 | 1,494 |
| Zaria Pipe | Indicated | 12,392 | 0.28 | 3,515 |
| Inferred | 27,347 | 0.13 | 3,583 | |
| Mirny division | ||||
| Mir Pipe | Measured | 20,104 | 3.71 | 74,521 |
| Indicated | 16,538 | 3.36 | 55,525 | |
| Inferred | 1,072 | 3.11 | 3,339 | |
| International Pipe | Measured | 1,448 | 8.21 | 11,888 |
| Indicated | 3,544 | 8.71 | 30,848 | |
| Vodorazdelnye Galechniki Placer | Indicated | 1,408 | 0.66 | 468 |
| Inferred | 440 | 0.40 | 88 | |
| Irrelyakh Placer | Measured | 4,776 | 0.41 | 990 |
| Indicated | 20,865 | 0.18 | 1,854 | |
| Gornoye Placer | Measured | 12,733 | 0.38 | 2,389 |
| Solur-Vostochnaya | ||||
| Solur-Vostochnaya Placer | Indicated | 5,982 | 1.97 | 5,903 |
| Inferred | 959 | 1.80 | 865 | |
| Nyurba division | ||||
| Nyurbinskaya Pipe | Measured | 1,432 | 4.12 | 5,905 |
| Indicated | 7,095 | 4.32 | 30,623 | |
| Inferred | 1,217 | 5.56 | 6,767 | |
| Botuobinskaya Pipe | Measured | 3,172 | 5.30 | 16,827 |
| Indicated | 10,139 | 5.90 | 59,814 | |
| Inferred | 2,762 | 5.71 | 15,778 | |
| Maiskoye Kimberlite Body | Indicated | 1,231 | 6.03 | 7,426 |
| Inferred | 1,768 | 2.99 | 5,278 | |
| Nyurbinskaya Placer | Measured | 187 | 7.85 | 734 |
| Indicated | 6,129 | 5.13 | 15,717 | |
| Inferred | 4,762 | 3.01 | 7,158 | |
| Botuobinskaya Placer | Indicated | 768 | 0.98 | 377 |
| Lomonosov division (PAO Severalmaz) | ||||
| Arkhangelskaya Pipe | Measured | 18,231 | 0.97 | 17,764 |
| Indicated | 29,689 | 1.08 | 32,184 | |
| Inferred | 39,407 | 1.24 | 48,941 | |
| Karpinsky-1 Pipe | Measured | 6,971 | 1.08 | 7,501 |
| Indicated | 6,915 | 1.72 | 11,893 | |
| Inferred | 8,615 | 1.16 | 9,993 | |
| Pionerskaya Pipe | Indicated | 58,330 | 0.47 | 27,530 |
| Inferred | 42,875 | 0.52 | 22,502 | |
| Lomonosov Pipe | Indicated | 32,523 | 0.50 | 16,230 |
| Inferred | 42,250 | 0.46 | 19,530 | |
| AO Almazy Anabara | ||||
| All Evaluated Deposits | Indicated | 38,160 | 1.33 | 25,373 |
| Inferred | 9,366 | 0.77 | 3,621 | |
| AO Nizhne-Lenskoe | ||||
| All Evaluated Deposits | Indicated | 10,793 | 0.57 | 3,075 |
| Inferred | 16,068 | 0.58 | 4,661 | |
| Total for ALROSA Group of Companies | ||||
| All Deposits covered by the Report | Measured | 105,482 | 1.82 | 191,811 |
| Indicated | 515,285 | 1.09 | 563,291 | |
| Measured + Indicated | 620,767 | 1.22 | 755,102 | |
| Inferred | 330,779 | 0.83 | 274,629 | |
| Total | 951,546 | 1.08 | 1,029,731 | |
| Note: placer sand volumes have been converted to tonnages using a dry bulk density of two tonnes of ore per cubic metre of placer sand. | ||||
Diamond Ore Reserves as at 1 July 2016
| Deposit | Reserves category | Tonnage ('000 t) |
Resource grade (cpt) |
Contained diamonds ('000 cts) |
| Udachny division | ||||
| Udachnaya Pipe | Proved | 14,406 | 1.06 | 15,335 |
| Probable | 69,410 | 1.37 | 94,894 | |
| Zarnitsa Pipe | Probable | 27,303 | 0.25 | 6,857 |
| Verkhne-Munskoe Deposit | Probable | 46,758 | 0.65 | 30,465 |
| Kluch Piropovy Placer and Zakonturnaya Deluvial Placer | Probable | 2,946 | 0.41 | 599 |
| Aikhal division | ||||
| Jubilee Pipe | Proved | 18,892 | 0.84 | 15,806 |
| Probable | 65,106 | 0.84 | 54,387 | |
| Aikhal Pipe | Proved | 4,792 | 4.45 | 21,330 |
| Probable | 758 | 2.82 | 2,134 | |
| Komsomolskaya Pipe | Probable | 4,006 | 0.37 | 1,490 |
| Zaria Pipe | Probable | 12,333 | 0.28 | 3,469 |
| Mirny division | ||||
| Mir Pipe | Proved | 20,028 | 3.42 | 68,538 |
| Probable | 17,715 | 3.12 | 55,315 | |
| International Pipe | Proved | 1,568 | 7.55 | 11,840 |
| Probable | 3,836 | 8.01 | 30,725 | |
| Vodorazdelnye Galechniki Placer | Probable | 1,554 | 0.60 | 468 |
| Irrelyakh Placer | Proved | 5,515 | 0.36 | 990 |
| Probable | 22,284 | 0.16 | 1,834 | |
| Gornoye Placer | Proved | 13,738 | 0.34 | 2,328 |
| Nyurba division | ||||
| Nyurbinskaya Pipe | Proved | 1,501 | 3.92 | 5,882 |
| Probable | 7,437 | 4.10 | 30,503 | |
| Botuobinskaya Pipe | Proved | 3,325 | 5.04 | 16,761 |
| Probable | 10,629 | 5.61 | 59,580 | |
| Maiskoye Kimberlite Body | Probable | 1,327 | 5.46 | 7,242 |
| Nyurbinskaya Placer | Proved | 188 | 7.79 | 733 |
| Probable | 6,176 | 5.09 | 15,716 | |
| Botuobinskaya Placer | Probable | 832 | 0.91 | 376 |
| Lomonosov division (PAO Severalmaz) | ||||
| Arkhangelskaya Pipe | Proved | 18,315 | 0.97 | 17,735 |
| Probable | 29,835 | 1.08 | 32,130 | |
| Karpinskogo-1 Pipe | Proved | 7,002 | 1.07 | 7,489 |
| Probable | 6,949 | 1.71 | 11,873 | |
| AO Almazy Anabara, All Evaluated Deposits | Probable | 41,399 | 1.23 | 25,373 |
| AO Nizhne-Lenskoe, All Evaluated Deposits | Probable | 12,800 | 0.48 | 3,075 |
| Total for ALROSA Group of Companies | ||||
| All Deposits covered by the Report | Proved | 109,270 | 1.69 | 184,768 |
| Probable | 391,392 | 1.20 | 468,505 | |
| Total | 500,662 | 1.30 | 653,274 | |
| Note: placer sand volumes have been converted to tonnages using a dry bulk density of two tonnes of ore per cubic metre of placer sand. | ||||