Digital Gemology: gem identification and gemstone properties for Gemini CLI

com.digitalgemology/gem-identification

Identify 36 gems by refractive index, birefringence, SG, pleochroism and spectrum; cut scores in 30

client:Gemini CLI transport:streamable-http tools:4

Install Digital Gemology: gem identification and gemstone properties in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "gem-identification": {
      "httpUrl": "https://digitalgemology.com/mcp/gems"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs