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Updated Mineral Resource Estimate at CERRO CALICHE Gold Project

Vancouver, Canada, March 27, 2023 – Sonoro Gold Corp. (TSXV: SGO | OTCQB: SMOFF | FRA: 23SP) (“Sonoro” or the “Company”) is pleased to report the filing of a technical report for the Cerro Caliche gold project (“Cerro Caliche”) titled “NI 43-101 Technical Report: Mineral Resource Estimate, Cerro Caliche Project, Sonora, Mexico” (the “MRE”) with an effective date of January 26, 2023.


The MRE Report has been prepared by SRK Consulting (U.S.) Inc. (“SRK”) in accordance with the requirements of National Instrument 43-101 and is based on a total 55,360 meters of drilled data including 498 drill holes, 17 trenches and assays for 53,865 meters of the drilled data, as reported in a news release dated February 7, 2023.


Mineral Resource Estimate Highlights

Indicated Mineral Resources of 19.9 million tonnes (“Mt”) at 0.44 g/t Au and 3.5 g/t Ag grade;

Contains within an optimized pit shell:

280,000 ounces of gold (“Au”)

2,240,000 ounces of silver (“Ag”)

290,000 ounces of gold equivalent (“AuEq”)

Inferred Mineral Resources of 10.5 Mt at 0.42 g/t Au and 4.0 g/t Ag grade;

Contains within an optimized pit shell:

140,000 ounces of Au

1,345,000 ounces of Ag

150,000 ounces of AuEq

65% of the combined resource tonnage is within the Indicated category;

Amenable to a combination of open pit mining and heap leach extraction.