Colorado Revised Statutes Title 39. Taxation § 39-6-111. Valuation of mines other than producing mines

(1) Mines excepted from the provisions of section 39-6-104 shall be valued for assessment in the same manner as other real property.

(2) All mines which are classified as nonproducing mines shall be valued for assessment in the same manner as other real property.

(3) Such valuation shall be determined under this section by the assessing officer only upon preponderant evidence shown by such officer that the cost approach, market approach, and income approach result in uniform and just and equal valuation.