17 C.F.R. § 229.1303
(a)
(1) A registrant that has material mining operations, as determined pursuant to § 229.1301, and two or more mining properties, must provide the information specified in paragraph (b) of this section for all properties that the registrant:
(3) A registrant that has a royalty, streaming or other similar right, but which lacks access to any of the information specified in paragraph (b) of this section about the underlying properties, may omit such information, provided that the registrant:
(ii) Explains that it does not have access to the required information because:
(b) Disclose the following information for all properties specified in paragraph (a) of this section:
(2) An overview of the registrant's mining properties and operations. This overview may be presented in narrative or tabular format.
(ii) The overview should include, as relevant, the following items of information for the mining properties considered in the aggregate:
(3) A summary of all mineral resources and mineral reserves, as determined by the qualified person, at the end of the most recently completed fiscal year by commodity and geographic area and for each property containing 10% or more of the registrant's combined measured and indicated mineral resources or containing 10% or more of the registrant's mineral reserves. This summary must be provided for each class of mineral resources (inferred, indicated, and measured), together with total measured and indicated mineral resources, and each class of mineral reserves (probable and proven), together with total mineral reserves, using the format in Table 1 to paragraph (b) of this section for mineral resources, and the format in Table 2 to paragraph (b) of this section for mineral reserves.
(vii) All material assumptions and information pertaining to the summary disclosure of a registrant's mineral resources and mineral reserves required by this section, including material assumptions related to price estimates, must be current as of the end of the registrant's most recently completed fiscal year.
| Measured mineralresources | Indicated mineralresources | Measured + indicated mineral resources | Inferred mineralresources | |||||
|---|---|---|---|---|---|---|---|---|
| Amount | Grades/qualities | Amount | Grades/qualities | Amount | Grades/qualities | Amount | Grades/qualities | |
| Commodity A: | ||||||||
| Geographic area A | ||||||||
| Geographic area B | ||||||||
| Mine/Property A | ||||||||
| Mine/Property B | ||||||||
| Other mines/properties | ||||||||
| Other geographic areas | ||||||||
| Total | ||||||||
| Commodity B: | ||||||||
| Geographic area A | ||||||||
| Geographic area B | ||||||||
| Mine/Property A | ||||||||
| Mine/Property B | ||||||||
| Other mines/properties | ||||||||
| Other geographic areas | ||||||||
| Total | ||||||||
| 1 The registrant must use a reasonable and justifiable price for each commodity, which it must disclose, together with the time frame and point of reference used, when estimating mineral resources for this Table 1. |
| Proven mineralreserves | Probable mineralreserves | Total mineralreserves | ||||
|---|---|---|---|---|---|---|
| Amount | Grades/qualities | Amount | Grades/qualities | Amount | Grades/qualities | |
| Commodity A: | ||||||
| Geographic area A | ||||||
| Geographic area B | ||||||
| Mine/Property A | ||||||
| Mine/Property B | ||||||
| Other mines/properties | ||||||
| Other geographic areas | ||||||
| Total | ||||||
| Commodity B: | ||||||
| Geographic area A | ||||||
| Geographic area B | ||||||
| Mine/Property A | ||||||
| Mine/Property B | ||||||
| Other mines/properties | ||||||
| Other geographic areas | ||||||
| Total | ||||||
| 1 The registrant must use a reasonable and justifiable price for each commodity, which it must disclose, together with the time frame and point of reference used, when estimating mineral reserves for this Table 2. |