December 31

(in millions)

2024

2023

Land and land improvements

$

1,858

$

1,599

Mineral reserves and interests

6,328

2,982

Buildings

175

160

Machinery and equipment

6,117

5,380

Construction in progress

313

333

Finance lease right-of-use assets

295

254

Total property, plant and equipment

15,086

10,708

Less: accumulated depreciation, depletion and amortization

(4,977

)

(4,522

)

Property, plant and equipment, net

$

10,109

$

6,186