> For the complete documentation index, see [llms.txt](https://thesnkrz.gitbook.io/rus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://thesnkrz.gitbook.io/rus/gem.md).

# GEM

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[Type](/rus/gem/type.md)
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[Effect](/rus/gem/effect.md)
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[Upgrade](/rus/gem/upgrade.md)
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