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Djebel Onk Phosphate Mine

Plizio editorial teamUpdated: Jun 2026Data Sources

Industrial site

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Djebel Onk is home to one of the largest phosphate deposits in the world, located in the Bir el Ater district of Tébessa Province in eastern Algeria. Mining operations at this site are critical for both the domestic agricultural sector and the international fertilizer market. The deposit was discovered in the early 20th century, but large-scale industrial exploitation was significantly expanded after Algeria gained independence. The phosphate extracted from Djebel Onk is processed into various fertilizer products, supporting food security initiatives within the country and serving as a major export commodity. The Algerian government has designated the site as a centerpiece of the Integrated Phosphate Project, which involves massive investments in new processing plants and transport infrastructure. These developments aim to transform Algeria into a global leader in phosphate production and derivatives. The mine is connected by rail to the port of Annaba, where the phosphate is either processed or shipped to international buyers. The site's immense reserves, estimated in the billions of tons, guarantee its economic relevance for the foreseeable future.

Location: Algeria
Nearby: Tébessa (79 km)

Best time to visit & climate

The most pleasant time to visit is Apr, May, Oct.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg °C	8	9	13	17	22	27	31	30	25	20	13	9
Rain mm	24	12	24	23	18	8	3	9	22	19	22	20

📋 Practical info

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What is this place?

The Djebel Onk Phosphate Mine is the largest phosphate deposit in Algeria, forming the backbone of the domestic fertilizer industry. Mined raw phosphate is either exported or processed in Algerian plants, providing thousands of jobs in the region.

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Visiting

The mine is an active industrial site with strict security regulations, so public entry is not permitted. Occasionally local authorities arrange external viewings that offer a glimpse of the mining terraces.

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Where to view it

The surrounding hills offer viewpoints over the vast open-pit mine, for example from the road between Tébessa and Bir el Ater. From there, the huge extraction benches and conveyor systems are clearly visible.

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Local products

Raw phosphate is not directly purchasable, but fertilizers and phosphate-based products are manufactured in the Tébessa region. Local markets instead offer typical desert products like dates and henna, unrelated to the mine.

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Active season

Mining operates year-round, but production peaks during the cooler months from October to April. In the hot summer months, work may be reduced, affecting shipments as well.

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Nearby

The mine is close to the ancient city of Tébessa with its Roman ruins such as the Arch of Caracalla. The hot springs of Hammam Tébessa also provide a welcome contrast after visiting the industrial landscape.

Geography

Coordinates

34.70000, 8.03330

Facts

Located in Bir el Ater, Tébessa Province
Holds one of the world's largest phosphate reserves
Primary source of raw material for the Algerian fertilizer industry
Key component of the multi-billion dollar Integrated Phosphate Project
Linked to the Mediterranean coast via a strategic railway line
Reserves are estimated to exceed two billion tons

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Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

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Overnight stops

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Only stops with (optional): 💧 Water ♻️ Disposal 🔌 Power 🚻 Toilets 🚿 Shower

Sights in the town Djebel Onk Phosphate Mine (1)

Djebel Onk🌿 nature

Djebel Onk is a prominent mountain peak located near the phosphate mining area in Algeria.

Sights nearby

Frequently asked questions

What is mined at Djebel Onk?

It is one of the world's largest phosphate deposits and crucial for fertilizer production.

Where exactly is this mine located?

The mine is located in the south of Tebessa province, at the edge of the Sahara.

Can the phosphate processing be seen?

The factories are extensive; a permit is required to enter the grounds.

Are there any touristically interesting places nearby?

The Tebessa region gives ancient Roman ruins that are worth a detour.

What role does the mine play for the region?

It is the most important economic factor and provides thousands of jobs.

Djebel Onk Phosphate Mine: where is it located?

Djebel Onk Phosphate Mine is located in Algeria.

Djebel Onk Phosphate Mine: when is the best time to visit?