Mineral team whose members contain one or more elements that are metallic the carbonate radical (CO3). Many carbonates are lightly transparent and colored when pure. All carbonates are soft, brittle, and effervesce when exposed to acid that is hydrochloric. The carbonates are divided in to the Calcite Group and the Aragonite Group.
The Nitrates and Borates teams are periodically classified being a subcategory associated with the carbonates.
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