| Morasko | Poland | 3 |
| Mount Carmel | Israel | 3 |
| Mount Kedykverpakhk | Russia | 3 |
| Mount Khibinpakhkchorr | — | 3 |
| Mount Maly Mannepakhk | Russia | 3 |
| Mount Painter | Australia | 3 |
| Mount Royal | Canada | 3 |
| Murchison meteorite | Australia | 3 |
| Mushiston tin deposit | Tajikistan | 3 |
| Naboko cinder cone | Russia | 3 |
| Nagybörzsöny | Hungary | 3 |
| Naujakasik | Greenland | 3 |
| Neer road | United States | 3 |
| Nordmark Odal field | Sweden | 3 |
| North Mesa mine group | United States | 3 |
| Northern breakthrough | Russia | 3 |
| Olenii Ruchei | — | 3 |
| Osborn district | United States | 3 |
| Otway nickel deposit | Australia | 3 |
| Ozernovskoe deposit | Russia | 3 |
| Paratoo copper mine | Australia | 3 |
| Parsettens Alp | Switzerland | 3 |
| Pegmatite No. 22, Gottcha claim | Canada | 3 |
| Penberthy Croft Mine | United Kingdom | 3 |
| Pickett Corral Number Two Mine | United States | 3 |
| Pirquitas Ag-Sn deposit | Argentina | 3 |
| Porto Levante | Italy | 3 |
| Pozzuoli | Italy | 3 |
| Rakwana | Sri Lanka | 3 |
| Red Lead mine | Australia | 3 |
| Robb-Montbray mine | Canada | 3 |
| Rodalquilar | Spain | 3 |
| Rother Kopf | Germany | 3 |
| Rouma Island | Guinea | 3 |
| Rällingsberg ore area | Sweden | 3 |
| Saint-Christophe-en-Oisans | France | 3 |
| Sankt Andreasberg | Germany | 3 |
| Santa Barbara ore district | Italy | 3 |
| Santa Rosa mine | Chile | 3 |
| Seravezza quarries | Italy | 3 |
| Severniy mine | Russia | 3 |
| Sierra Gorda district | Chile | 3 |
| Silberbrünnle mine | Germany | 3 |
| Starlera mine | Switzerland | 3 |
| Strathclyde | United Kingdom | 3 |
| Summit Group Mine | United States | 3 |
| São Luiz river alluvials | Brazil | 3 |
| Tenham meteorite | Australia | 3 |
| Thompsons district | United States | 3 |
| Tissint meteorite | Morocco | 3 |
| Tsentral'nyi mine | Russia | 3 |
| Udachnaya diamond mine | Russia | 3 |
| Vesle Arøy island | Norway | 3 |
| Washington pass | United States | 3 |
| Wiperaminga Hill West Quarry | Australia | 3 |
| Wolfe Creek Crater | Australia | 3 |
| Xikeng mine | People's Republic of China | 3 |
| Ytterby mine | Sweden | 3 |
| Água de Pau | Portugal | 3 |
| Ľubietová | Slovakia | 3 |
| Abee meteorite | Canada | 2 |
| Agrano | Italy | 2 |
| Akhtaragda river mouth | Russia | 2 |
| Alacrán mine, Alacrán | Chile | 2 |
| Andernach | Germany | 2 |
| Angarf-South pegmatite | Morocco | 2 |
| Angleur | Belgium | 2 |
| Arendal Municipality | Norway | 2 |
| Ashover | United Kingdom | 2 |
| Bamford Hill | Australia | 2 |
| Betsiboka | Madagascar | 2 |
| Bettolino | Italy | 2 |
| Birkhin gabbro massif | Russia | 2 |
| Bottino mine | Italy | 2 |
| Brohltal | Germany | 2 |
| Calingasta | Argentina | 2 |
| Campiglia Marittima | Italy | 2 |
| Cape York meteorite | Greenland | 2 |
| Carrara | Italy | 2 |
| Case Parigi | Italy | 2 |