Industry

21232 Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying

Extraction de sable, de gravier, d'argile, de céramique et de minerais réfractaires

Official definition

This industry comprises establishments primarily engaged in operating sand and gravel pits, including dredging for sand and gravel; mining or quarrying shale; and mining, beneficiating or otherwise preparing kaolin or ball clay, including china clay, paper and slip clays, and other clays and refractory minerals.

Classification Reference

Official classification fields for this page

Official classification fields taken from the current StatCan source bundle.

Characteristic Description
Official titleSand, gravel, clay, and ceramic and refractory minerals mining and quarrying
ClassificationNAICS Canada 2022 Version 1.0
Publishing authorityStatistics Canada
Hierarchical levelIndustry
Parent code2123 - Non-metallic mineral mining and quarrying
International correspondenceISIC Rev. 4; harmonized with US and Mexico NAICS at higher levels.
Sourcehttps://www.statcan.gc.ca/en/subjects/standard/naics/2022/v1/index
Source verification2026-05-05
Canada Business Context

Canada-wide tax and filing context

Canada-wide business, tax, and filing context from the local country pack and tax pack.

Characteristic Description
Tax authorityCanada Revenue Agency (CRA)
Business identifierBusiness Number (BN): 9-digit identifier with program account suffixes such as RT0001 for GST/HST, RP0001 for payroll, and RC0001 for corporate income tax.
Filing requirementsBusiness Number registration; Form T2125 (Statement of Business or Professional Activities) attached to T1; Form T2 (Corporation Income Tax Return); Form T5013; Form GST34
Sector authorityNo cluster authority recorded in the local country pack.

Classification Confidence Score

3 of 5 factors passing

6/ 10
Verified official sourcenaics-scian-2022-structure-v1-eng.csv (2026-05-05)
International crosswalkNo international correspondence found
Previous edition migrationNAICS 2017 to 2022 continuity confirmed
Complete hierarchy4 levels confirmed in hierarchy
Size or threshold documentedNot applicable for hub levels
Trade or export matchNo direct HS code correspondence in current bundle
Legacy crosswalkLegacy system (SIC 1980) retired in this region
Business Profiles

When you might need code 21232

Professions specific to this sector are linked to this part of the Canadian classifier so the page speaks to real work teams.

01 21232
Drilling rig coordinator

Use this page when the file covers drilling programs, rig moves, contractor rosters, and site readiness. It helps confirm whether 21232 Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

02 21232
Oilfield service dispatcher

Use this page when the file covers rig support crews, field maintenance calls, service trucks, and wellsite logistics. It helps confirm whether 21232 Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

03 21232
Mineral exploration geologist

Use this page when the file covers mineral surveys, sample programs, drill targets, and exploration camps. It helps confirm whether 21232 Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

04 21232
Mine ventilation technologist

Use this page when the file covers underground airflow planning, safety monitoring, fan systems, and shaft support. It helps confirm whether 21232 Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying is the closest NAICS Canada branch before BN registration, GST/HST review, banking onboarding, procurement notes, or internal classification work.

Business Map

Business categories in this branch

A rotating set of business activity examples linked to this part of the Canadian hierarchy.

Field drillingQuarry operationsOil and gas supportIndustrial mineralsResource extractionMine support services

Source row

21232Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying

This page mirrors the source row from the structure CSV and the matching rows from the elements and crosswalk files.

Frequently asked questions

What does code 21232 cover?

Sand, gravel, clay, and ceramic and refractory minerals mining and quarrying: This industry comprises establishments primarily engaged in operating sand and gravel pits, including dredging for sand and gravel; mining or quarrying shale; and mining, beneficiating or otherwise preparing kaolin or ball clay, including china clay, paper an...

Which level of the hierarchy is 21232?

It is a industry page in the NAICS Canada 2026 hierarchy.

What is the parent of 21232?

It rolls up to 2123 Non-metallic mineral mining and quarrying.

Should I stop at 21232 or go lower?

2 lower-level item(s) sit under this branch: Sand and gravel mining and quarrying, Shale, clay and refractory mineral mining and quarrying.

Are official inclusion notes attached to 21232?

No inclusion rows are attached to this page in the local elements file.

Are there exclusion notes for 21232?

No exclusion rows are attached to this page in the local elements file.

Does 21232 include illustrative examples?

No example rows are attached on this page in the local elements file.

What kinds of businesses often start from this page?

Examples in this branch include Field drilling, Quarry operations, Oil and gas support, Industrial minerals, Resource extraction, Mine support services.

Is there an ISIC mapping for 21232?

No ISIC correspondence row is attached to this page.

Does this page show a US NAICS reference?

No same-code US NAICS reference row is attached on this page.

Why are both English and French titles shown?

NAICS Canada is bilingual, so the page keeps both language titles visible for comparison and lookup.

Where does the page text come from?

From the local StatCan structure file, elements file, ISIC crosswalk, and the bundled US 6-digit reference workbook.