Ministry of Gems — Gemmology

Verified gemmology reference: 168 FGAA-reviewed terms and 25 handbooks, with citable URLs.

Community: Submitted by a user or imported; check the owner before granting accessOnlineNo sign-inGlobalFreeRead-only

What it can do

    What data it sees

    Do you need an account

    No: the server works without sign-in

    Verified gemmology reference: 168 FGAA-reviewed terms and 25 handbooks, with citable URLs.

    Server tool list (3)

    Raw names from tools/list. Only developers need these.

    define_gem_termLook up a gemmological term in The Gem Lexicon of Ministry of Gems — 168 definitions verified by an FGAA-qualified gemmologist. Returns the definition, its subject section, and a citable anchor URL. Use for terms such as padparadscha, corundum, parti sapphire, unheated, or asterism.
    search_gem_knowledgeKeyword search across the Ministry of Gems gemmological reference library — 168 lexicon definitions and 25 full-length buyer's handbooks, searched in full text across every section. Returns ranked results, each with the matched passage and a citable URL that deep-links to the chapter.
    list_gem_termsList the gemmological terms available in The Gem Lexicon, optionally filtered to one subject section. Use this to discover what can be defined before calling define_gem_term.
    Ministry of Gems — Gemmology: connect to Claude, ChatGPT, Cursor · Connectors.fun