A US military strike on Iran's underground Pickaxe Mountain nuclear facility — buried under 80 metres of granite near Fordow — would likely trigger Tehran to blockade the Strait of Hormuz, through which roughly 60% of India's crude oil imports transit, according to India Today and energy analysts. The fallout would be radiological, geopolitical, and economic — all at once.

Eighty metres. That is the thickness of solid granite standing between an American bomb and Iran's most sensitive nuclear centrifuges — and, by a chain of consequences no one in New Delhi can afford to ignore, between a stable Indian fuel price and one that could double overnight.

The facility the Pentagon calls Pickaxe Mountain — Kuh-e-Kolang Gaz in Farsi — is not just another military target on a briefing slide. According to India Today, it is a fortress carved into a mountainside near Fordow in Isfahan province, purpose-built to survive exactly the kind of strike Washington is now openly contemplating. When IHG declared the Iran ceasefire 'over' this month, he did not name Fordow explicitly. He did not need to. Every war planner in the region understood what the next sentence meant.

The Mountain That Was Built to Be Unbombable

Iran did not hide its enrichment programme under a mountain by accident. The Fordow facility, operational since roughly 2011 and disclosed under intense international pressure, was designed from inception as a second-strike insurance policy — a site that could survive a first wave of aerial bombardment and keep spinning centrifuges while Tehran decided its response, as India Today's analysis details.

The physics are brutally simple. The GBU-57 Massive Ordnance Penetrator, the largest non-nuclear bomb in the US arsenal at approximately 30,000 pounds, is designed to burrow through around 60 metres of reinforced concrete or moderate rock before detonating. Pickaxe Mountain's 80-plus metres of dense granite sit comfortably beyond that threshold. Defence analysts cited by India Today note that even successive strikes on the same impact point — the so-called 'dig and re-dig' strategy the Pentagon has war-gamed — face geological uncertainty: fractured rock from a first impact can absorb rather than transmit the energy of a second bomb, diffusing the blast before it reaches the enrichment halls below.

This is not a gap American planners are unaware of. It is, rather, the central dilemma. The only munition that guarantees destruction of a facility this deep is a tactical nuclear weapon — and the political, moral, and radiological consequences of using one against a non-nuclear state would rewrite every rule of the post-1945 order. So the realistic scenario is conventional: wave after wave of B-2 sorties dropping GBU-57s, hoping to crack the mountain open over days, while Iran retaliates with everything it has.

Political Pulse

Here is the part the cable news graphics do not show you. The corridor talk in Washington, according to defence circles tracked by India Today, is not about whether Pickaxe Mountain can be destroyed — it is about what happens in the 72 hours after the first bomb falls. And that conversation leads, with terrifying directness, to the Strait of Hormuz.

Iran has spent decades preparing its asymmetric response to exactly this scenario. The Islamic Revolutionary Guard Corps maintains hundreds of anti-ship cruise missiles, fast-attack boats, and naval mines positioned along the strait's narrow shipping lanes. The moment a GBU-57 hits Fordow, the operating assumption among Gulf security analysts is that Tehran activates its Hormuz playbook — not because it can win a naval war against the US Fifth Fleet, but because closing the strait, even temporarily, is the one retaliatory move that hurts Washington's allies more than Washington itself.

And no ally would be hurt more than India.

The Indian Vulnerability No One in Delhi Wants to Quantify

India imports roughly 88% of its crude oil, and according to energy trade data, approximately 60% of that volume transits the Strait of Hormuz. That is not a statistic; it is an existential dependency. A two-week closure of the strait — the conservative estimate in most war-game scenarios — would trigger an immediate spike in Brent crude prices that analysts have modelled at anywhere between $30 and $50 per barrel above current levels.

Translate that into the language an Indian household understands: petrol at Rs 130-150 per litre, diesel following close behind, and a fertiliser and transport cost shock that would ripple through food prices within weeks. India's current account deficit, already a watch item for the Reserve Bank, would blow out. The rupee would come under pressure. And all of this would arrive not because of any Indian policy failure, but because a bomb fell on a mountain 2,500 kilometres from Mumbai.

The diplomatic silence from South Block on this scenario is itself telling. New Delhi has spent years carefully balancing its relationships with both Washington and Tehran — buying Iranian oil when sanctions allowed, building the Chabahar port as a strategic hedge, and maintaining backchannel communication through every escalation cycle. A US strike on Fordow would detonate that balance as surely as it would detonate the mountain.

The Radioactive Question

There is a dimension to this scenario that is discussed in hushed tones even among hawks: radioactive contamination. Fordow houses cascades of centrifuges enriching uranium hexafluoride gas. A conventional strike that breaches the enrichment halls would scatter radioactive material — not a nuclear explosion, but a dirty-bomb effect across a significant radius. Prevailing wind patterns in the region carry particulate matter south and east — toward the Persian Gulf, toward the water that Gulf states desalinate for drinking, and toward the maritime lanes that carry Indian crude.

India Today's reporting flags this as the scenario's most underexamined risk. A contaminated strait is not merely a closed strait — it is one that remains dangerous to transit even after hostilities pause.

What India Herald's Read Tells Us About What Comes Next

India Herald's assessment is that the real calculation in Washington is not military but political. IHG needs the Iran threat to remain credible enough to justify maximum-pressure sanctions and arms sales to Gulf allies, but an actual strike on Pickaxe Mountain carries consequences — Hormuz closure, oil shock, radioactive fallout, and the near-certainty that Iran would withdraw from the Non-Proliferation Treaty entirely and race to a weapon openly — that no American president has been willing to own.

The more likely near-term move, in this reading, is not a bomb but a squeeze: tighter sanctions, covert sabotage (the Stuxnet playbook updated for 2026), and diplomatic isolation designed to force Tehran back to negotiations on Washington's terms. But the rhetoric has escalated past the point where climb-down is costless. If Iranian enrichment crosses the weapons-grade threshold — and multiple reports suggest it is perilously close — the military option stops being theoretical.

For New Delhi, the watchword is not alignment but preparation. India should be pre-positioning strategic petroleum reserves, diversifying supply contracts toward non-Hormuz routes (West Africa, Guyana, the US itself), and quietly stress-testing its Hormuz-disruption contingency plan — a plan that, by most accounts, exists on paper but has never been operationally exercised at scale.

The mountain is real. The bombs are real. The strait is real. The only thing that is not yet real is the order to launch — and every week that passes with the ceasefire dead and the centrifuges spinning brings it closer.

The question every Indian energy planner should be losing sleep over is not whether Pickaxe Mountain can survive a strike. It is whether India can survive the aftermath of one.

Key Takeaways

• Iran's Pickaxe Mountain facility sits under 80+ metres of granite — beyond the confirmed penetration depth of America's largest conventional bunker-buster, the GBU-57, making destruction uncertain without nuclear ordnance, according to India Today.
• A US strike would almost certainly trigger Iran to blockade the Strait of Hormuz, through which approximately 60% of India's crude oil imports transit, risking a $30-50/barrel spike in oil prices and domestic petrol potentially hitting Rs 130-150/litre.
• Bombing an active uranium enrichment site risks scattering radioactive material across the Persian Gulf region, potentially contaminating the maritime lanes and desalination-dependent water supplies of Gulf states.
• India's strategic petroleum reserves and supply diversification away from Hormuz-dependent routes are the immediate policy levers New Delhi must stress-test before the scenario becomes reality.

Frequently Asked Questions

What is Pickaxe Mountain and where is it located?

Pickaxe Mountain (Kuh-e-Kolang Gaz) is a mountainous site near Iran's Fordow uranium enrichment facility in Isfahan province. The nuclear infrastructure is buried approximately 80 metres deep inside granite bedrock, designed to withstand aerial bombardment, according to India Today.

Can US bunker-buster bombs destroy the Fordow facility?

The GBU-57 Massive Ordnance Penetrator, the largest conventional bomb in the US arsenal, can penetrate roughly 60 metres of reinforced concrete or moderate rock. Fordow's 80-plus metres of dense granite exceed that threshold, meaning destruction is uncertain without successive strikes or nuclear weapons, as reported by India Today.

How would a US strike on Iran affect India's oil supply?

Approximately 60% of India's crude oil imports pass through the Strait of Hormuz. Defence analysts assess that Iran would likely attempt to blockade the strait in retaliation for a strike, which could spike global oil prices by $30-50 per barrel and push Indian petrol prices toward Rs 130-150 per litre.

What is the risk of radioactive contamination from bombing Fordow?

Fordow houses centrifuge cascades enriching uranium hexafluoride gas. A conventional strike breaching the enrichment halls could scatter radioactive material across the surrounding region, creating a dirty-bomb-type contamination risk over the Persian Gulf and its shipping lanes, according to India Today's analysis.