# Oroco Intersects 228 m of 0.49% CuEq and 212 m of 0.44% CuEq at Santo Tomás

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409

Original source: https://finance.yahoo.com/sectors/energy/articles/oroco-intersects-228-m-0-110000887.html

Publisher: yahoo\_press

Original announcement: 2026-05-21T11:00:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Oroco Resource Corp.

- Ticker: OCO

- Exchange: TSXV

- Region: Sinaloa, Mexico

- Primary commodity: Copper

- Secondary commodities: None reported

- Document categories: Drill results

- Extracted: 2026-08-20 22:56:08 UTC

Narrative sentiment: 0.40 · Bullish

## Minestarters Atlas summary

Oroco Resource Corp. has reported initial Phase 2 resource drilling results from the South Zone of the Santo Tomás copper project in Mexico. The results include significant intercepts of over 200 metres in holes S022 and S023 with copper equivalent grades around 0.44-0.49%.

Reasoning: The announcement reports substantial continuous copper intercepts \(over 200m\) in the South Zone, though grades are moderate for a porphyry-style deposit.

- Positive factor: significant intercept width

- Positive factor: continuous mineralization

Facts used in scoring: 6

## Classification and evidence

**QA/QC Disclosed**

Polarity: positive

Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\).

Why it applies: The document does not explicitly mention QA/QC methods or lab certification in the provided text snippet.

Evidence · text

> Oroco Resource Corp. \(TSX-V: OCO; OTCQB: ORRCF\) \("Oroco" or the "Company"\) is pleased to report the initial assay results

## Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

## Drill Results (6)

### S022

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-0)

Santo Tomás · copper

#### Identity

- Hole ID: S022
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.38
- Grade Unit: %
- Intercept: 228.55 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S022:0-228.55
- Mining Method: open\_pit

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: Large width intercept of 228.55m provides significant continuity signal.

- Positive factor: large width

- Negative factor: moderate grade

Evidence · text

> S022: 228.55 m at 0.38% Cu

### S022

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-1)

Santo Tomás · copper

#### Identity

- Hole ID: S022
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.49
- Grade Unit: % CuEq
- Intercept: 228.55 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S022:0-228.55
- Mining Method: open\_pit

#### Metal Equivalent

- Metal Eq. Grade: 0.49
- Metal Eq. Unit: % CuEq

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: Copper equivalent grade reported for a large width intercept.

- Positive factor: large width

Evidence · text

> 228.55 m at 0.38% Cu / 0.49% CuEq

### S022

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-2)

Santo Tomás · copper

#### Identity

- Hole ID: S022
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.53
- Grade Unit: %
- Intercept: 64.86 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S022:sub-64.86
- Mining Method: open\_pit

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: High-grade sub-interval within the main intercept.

- Positive factor: higher grade sub-interval

Evidence · text

> including 64.86 m at 0.53% Cu

### S022

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-3)

Santo Tomás · copper

#### Identity

- Hole ID: S022
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.69
- Grade Unit: % CuEq
- Intercept: 64.86 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S022:sub-64.86
- Mining Method: open\_pit

#### Metal Equivalent

- Metal Eq. Grade: 0.69
- Metal Eq. Unit: % CuEq

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: High-grade copper equivalent sub-interval.

- Positive factor: higher grade sub-interval

Evidence · text

> 64.86 m at 0.53% Cu / 0.69% CuEq

### S023

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-4)

Santo Tomás · copper

#### Identity

- Hole ID: S023
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.34
- Grade Unit: %
- Intercept: 212.33 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S023:0-212.33
- Mining Method: open\_pit

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: Significant width of 212.33m reported.

- Positive factor: large width

- Negative factor: moderate grade

Evidence · text

> S023: 212.33 m at 0.34% Cu

### S023

[Link to this fact](https://atlas-staging.minestarters.com/news/oroco-intersects-228-m-of-0-49-cueq-and-212-m-of-0-44-cueq-at-santo-toma-s--768611c8-e40c-4d1d-bd1c-7304c0081409#fact-drill-facts-5)

Santo Tomás · copper

#### Identity

- Hole ID: S023
- Project: Santo Tomás
- Commodity: copper
- Region: mexico
- Reported Region: Sinaloa, Mexico
- Ticker: OCO

#### Geometry

- Grade: 0.44
- Grade Unit: % CuEq
- Intercept: 212.33 m

#### Classification

- Program: resource
- Sample Type: drill
- Group ID: S023:0-212.33
- Mining Method: open\_pit

#### Metal Equivalent

- Metal Eq. Grade: 0.44
- Metal Eq. Unit: % CuEq

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-21T00:00:00.000Z

Reasoning: Copper equivalent grade for a large width intercept.

- Positive factor: large width

Evidence · text

> 212.33 m at 0.34% Cu / 0.44

## How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.