Chromium Mining Break-Even Analysis: $210K Monthly Revenue

Fixed costs $146.4K/mo Monthly base

Contribution margin 68.5% After variable costs

Break-even revenue $214K/mo Needed per month

Break-even timing Month 1 Launch month

Break-even calculator

See how monthly chromium sales stack up against variable costs and fixed overhead.

Lean Base Full

Monthly revenue Sales from ore and concentrate sold each month. $ Low sales High sales Variable expenses Direct mining, processing, transport, and sales costs that rise with output. $ Light cost Heavy cost

Money available to cover fixed costs $4,256,000 $5,938,000 revenue - $1,682,000 variable expenses

Margin ratio

72%

Covers fixed costs

Yes

Fixed monthly costs Site overhead, staff, and compliance costs paid each month. $ Slim overhead High overhead

Break-even chart Revenue Total costs

Which chromium mining expenses are fixed and which move with production or sales?

Cost classification

Break-even is reliable only when monthly overhead stays separate from production-driven spend. Here, fixed overhead is the hurdle, while per-ton mining inputs and revenue-linked freight decide contribution margin.

Expense	Cost	Break-Even Treatment	Common Mistake
Mine Site Administration Office	Fixed	Carry $12,500 per month from Month 1 through Month 60 as overhead before break-even contribution.	Spreading it per ton and hiding the monthly cash hurdle.
Regulatory Compliance and Permitting	Fixed	Carry $15,000 per month as a required operating overhead, regardless of ore tonnage.	Reducing it when production dips, even though permits still run.
Year 1 Salaried Team	Fixed	Use $935,000 per year, or about $77,917 per month, for the salaried operating team.	Treating all labor as per-ton labor and overstating margin.
Explosives and Blasting	Variable	Apply $12.00 per ton produced, so the charge rises directly with mined output.	Budgeting it as a flat monthly line during volume ramps.
Diesel Fuel for Excavation	Variable	Apply $18.50 per ton because excavation fuel moves with production activity.	Calling fuel fixed when truck hours rise with throughput.
Logistics and Rail Freight	Variable	Model as 7.5% of first year revenue, stepping down to 6.2% by Year 5.	Using a flat freight budget instead of tying it to sales value.
Plant Utilities and Power	Semi-variable	Separate the standing plant load from usage tied to crushing, grinding, and processing volume.	Treating all power as fixed when throughput drives part of the bill.
Technical Compliance Audits	Semi-fixed	Add audit capacity in steps as output, product mix, and customer requirements increase.	Smoothing audit spend per ton instead of modeling step-ups.

How does break-even change from lean ramp-up to full production in chromium mining?

Scenario table

Break-even improves as output rises because revenue grows faster than fixed overhead. In this model, the mine is already past break-even in the opening month, and the bigger swing is the cash cushion, not the threshold itself.

Planning assumptions only. Actual break-even can move with ore mix, freight, recovery rates, and plant uptime.

Scenario	Monthly Revenue	Variable Costs	Fixed Costs	CM Ratio	Operating Profit	Break-Even Signal
Year 1 lean ramp-up	$2.833M	$864.7k	$146.4k	69.4%	$1.821M	Already above break-even, but cash is tight at launch.
Year 3 scale-up base case	$5.938M	$1.682M	$197.3k	71.7%	$4.058M	Higher volume improves fixed-cost absorption and widens the cushion.
Year 5 full production case	$10.225M	$2.698M	$237.7k	73.6%	$7.289M	Best margin cushion, with fixed overhead well covered.

What actually pressures the chromium mining break-even plan?

Stress test

Year 1 revenue sits well above break-even, but the cushion shrinks if ore grade slips, rail rates rise, or compliance staffing grows. The real risk is EBITDA compression, not crossing the break-even line.

Stress Case	Changed Assumption	Break-Even Revenue	Revenue Gap	Risk Signal
Current plan	No change.	$211K	$2.62M cushion	Strong cushion, but ramp timing still matters.
Revenue shortfall	Year 1 revenue falls to 85% of plan from lower sellable tons.	$211K	$2.20M cushion	A top-line miss still clears break-even, but EBITDA tightens.
Fixed-cost increase	Fixed overhead rises 20% from added compliance, insurance, and safety staffing.	$253K	$2.58M cushion	Overhead creep lifts the sales floor.
Margin pressure	Variable costs rise 3 points as rail freight and fuel cost more.	$220K	$2.61M cushion	A few margin points change the break-even math.
Combined pressure	Revenue drops 15%, fixed overhead rises 20%, and variable costs rise 3 points.	$264K	$2.14M cushion	EBITDA drops hard even though sales stay above break-even.

What should you verify before signing the lease and ordering mine equipment?

Founder checklist

Don’t sign the lease or order major equipment until site control, permits, quotes, and off-take are real; this mine can hit a $9.4M cash trough in Month 6, so the ramp needs funding through that dip.

1Site controlBefore capex

Verify mineral rights or the site lease first, because no crusher, trucks, or plant spend is safe until you control the ore body.

2Fixed load$68.5K/mo

Keep safety, environmental monitoring, insurance, and compliance live from Month 1, because the mine already carries about $68.5K a month in fixed costs before ore sales.

3Vendor quotes4 quotes

Price mining, hauling, processing, and lab work with real quotes before you order steel, so the launch math reflects actual unit cost.

4Output plan80,000 tons

Lock the processing plan to the 80,000 sellable tons forecast for Year 1, because capacity gaps show up fast in a mine ramp.

5Off-take mix5 grades

Validate buyer interest across all five product grades, since the Year 1 revenue base of $34.0M depends on the mix clearing at planned prices.

6Cash runway-$9.4M

Check working capital against the $9.4M cash trough in Month 6 and stress the 16-month payback, not just Month 1 break-even, before you commit.