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Mothae Mine
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Perched high in the Maluti Mountains of Lesotho, the Mothae diamond mine is a world-class open-pit operation renowned for its high-quality Type IIa diamonds. These rare stones, characterized by their chemical purity and exceptional clarity, are among the most sought-after gems globally. Located just a few kilometers from the famous Letseng mine, Mothae employs state-of-the-art X-ray transmission sorting technology to ensure that large, valuable diamonds are recovered intact from the kimberlite ore. The operation is vital to Lesotho's economy, contributing significantly to national exports and providing essential local employment. Operating at an altitude of nearly 3,000 meters, the mine faces unique environmental challenges, yet it continues to yield remarkable finds, including several stones exceeding 100 carats, solidifying its reputation as a major player in the international luxury gemstone market.
- Location: Lesotho
- Nearby: Letseng-la-Terae (19 km)
Best time to visit & climate
The most pleasant time to visit is Sep–Nov.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 14 | 14 | 12 | 9 | 5 | 2 | 2 | 5 | 8 | 11 | 12 | 14 |
| Rain mm | 193 | 155 | 115 | 65 | 16 | 14 | 12 | 23 | 32 | 82 | 115 | 163 |
📋 Practical info
What is this place?
The Mothae Mine is a prominent highland extraction site celebrated for producing exceptionally large and valuable Type IIa diamonds. It represents a critical pillar of the country's economic infrastructure, driving significant international export revenue and industrial growth.
Visiting
Access to this highly secure mining operation is strictly prohibited to the general public due to extreme safety hazards and stringent security protocols. There are generally no public tours available, and approaching the immediate active perimeter is closely monitored by armed guards.
Where to view it
Due to its remote high-altitude location and extensive security buffers, catching a clear glimpse of the main excavation pit from public roads is extremely difficult. However, the sprawling administrative and processing structures can sometimes be seen from distant elevated vantage points.
Local products
While raw diamonds are directly exported and not sold locally near the site, the surrounding highland communities often host small markets offering authentic woven wool garments and traditional crafts. These artisanal goods reflect the enduring rugged lifestyle of the local mountain inhabitants.
Active season
Mining operations at this elevation run relentlessly throughout the year, operating on a massive industrial scale regardless of the distinct seasons. However, the brutal winter months often bring heavy snowfall, temporarily disrupting the surrounding logistical transport routes.
Nearby
Exploring the majestic Maluti Mountains provides a dramatic natural itinerary to pair with driving through this rugged mining region. Travelers often incorporate visits to scenic high-altitude passes or dramatic cascading waterfalls located deeper within the pristine surrounding wilderness.
Geography
Facts
- Production of 38,000 carats in 2019.
- Mine opened in 2013.
- Estimated reserves: 6.5 million carats.
- Kimberlite pipe covers 12 hectares.
- Average diamond grade: over 5 carats per ton.
- Mine employs approximately 350 workers.
Explore nearby
Notable places around
Route planner — Car & Motorhome
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Sights in the town Mothae Mine (1)
Sights nearby
Frequently asked questions
What type of diamonds are found at Mothae?
Mothae is famous for producing exceptionally large, high-clarity Type IIa diamonds.
Is the mine far from the capital Maseru?
Yes, it is about 150 km northeast of Maseru in a remote high-mountain region.
Can professional visitors tour the mine?
Tours are only possible with strict prior arrangement and approval from Lucapa Diamond Company.
What climate conditions prevail at the mine?
Extreme mountain climate; frost and snowfall can complicate operations during winter months.
When did commercial mining begin?
Commercial mining at the Mothae mine officially started in 2018.
Mothae Mine: where is it located?
Mothae Mine is located in Lesotho.
Mothae Mine: when is the best time to visit?
The most pleasant time to visit is Sep, Nov.
Mothae Mine: why is it worth visiting?
Perched high in the Maluti Mountains of Lesotho, the Mothae diamond mine is a world-class open-pit operation renowned for its high-quality Type IIa diamonds.
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