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The main article for this category is: Trigonal crystal system.

Subcategories

This category has the: following 21 subcategories, "out of 21 total."

Pages in category "Trigonal minerals"

The following 197 pages are in this category, out of 197 total. This list may not reflect recent changes.

Media in category "Trigonal minerals"

The following 2 files are in this category, out of 2 total.

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