{"name":"au.com.ministryofgems/gemmology","slug":"ministryofgems-gemmology","title":"Ministry of Gems — Gemmology & Gemstones","description":"Gemology & gemmology: 215 FGAA terms, 25 handbooks, live gem stock, signed passport verification.","url":"https://mcp.market/server/ministryofgems-gemmology","rating":null,"grade":"C","score":69,"certified":false,"status":"active","category":"finance","tags":["finance"],"presence":{"score":8,"stars":null,"forks":null,"downloads_week":null,"last_push_at":null,"license":null},"uptime":{"percent":100,"checks":2,"ok":2,"last_checked_at":"2026-09-19T20:50:50.945Z","last_ok_at":"2026-09-19T20:50:50.945Z","latency_ms":95},"claimed":false,"transport":"remote","callable_via_gateway":true,"default_price_micros":0,"repository":null,"website":"https://ministryofgems.com.au/pages/ai-index","version":"2.0.1","remotes":[{"type":"streamable-http","url":"https://mog-concierge.33guruge.workers.dev/mcp"}],"packages":[],"tools":[{"name":"birthstone_for_month","description":"The modern and traditional birthstones for a month, from the FGAA-reviewed table, with a link to The Birthstone Handbook for history, treatments to expect and buying guidance. Accepts a month name or number.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"month":{"type":"string","description":"\"September\", \"sep\" or \"9\"."}},"required":["month"]}},{"name":"compare_gems","description":"Side-by-side physical properties of two gem species with a plain verdict on which is harder, and a note on toughness — the half of durability the hardness scale does not show. Good for \"sapphire or diamond for an everyday ring\".","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"gem_a":{"type":"string"},"gem_b":{"type":"string"}},"required":["gem_a","gem_b"]}},{"name":"define_gem_term","description":"Look up a gemmological term in The Gem Lexicon of Ministry of Gems — 215 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.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"term":{"type":"string","description":"The gemmological term to define."}},"required":["term"]}},{"name":"faceup_size_estimate","description":"Approximate face-up millimetre dimensions for a stone of a given species, shape and carat weight — and, unlike diamond-only calculators, corrected for specific gravity, so a 2 ct sapphire, spinel, emerald or opal is sized correctly rather than as if it were diamond. Shapes: round, oval, cushion, emerald, pear, marquise, princess, radiant, heart, trillion.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"species":{"type":"string","description":"e.g. sapphire, diamond, spinel, emerald, opal (default diamond)."},"shape":{"type":"string","description":"default round"},"carat":{"type":"number"}},"required":["carat"]}},{"name":"gem_care_guide","description":"Whether warm soapy water, an ultrasonic cleaner or a steam cleaner is safe for a given gemstone, plus everyday-wear notes, from the FGAA-reviewed care table. Covers sapphire and ruby, diamond, emerald, opal, pearl, tanzanite, tourmaline and more.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"gemstone":{"type":"string"}},"required":["gemstone"]}},{"name":"gem_properties","description":"Mohs hardness, refractive index, specific gravity, birefringence and crystal system for a gem species (diamond, corundum/sapphire/ruby, emerald, spinel, opal, tourmaline, garnet, quartz and more), from the FGAA-reviewed Gem Data Tables. Accepts trade names — \"sapphire\" resolves to corundum, \"tsavorite\" to garnet.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"species":{"type":"string","description":"Species or trade name, e.g. \"sapphire\", \"diamond\", \"opal\"."}},"required":["species"]}},{"name":"get_gem_product","description":"Full detail for one Ministry of Gems product by handle or URL: specifications, description, price in AUD, availability, variants, images, the Digital Gemstone Passport link for loose stones, and a direct checkout link. Use after search_gem_inventory.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"handle":{"type":"string","description":"Product handle (e.g. \"blue-australian-sapphire-1-47ct-oval-80062\") or full product URL."}},"required":["handle"]}},{"name":"lab_report_check","description":"The issuing laboratory's own verification page and a four-step checklist for confirming a gemstone or diamond grading report — GIA, IGI, GRS, SSEF, Gübelin, AGL, Lotus, GIT, HRD, GCAL and others, including the coloured-stone laboratories diamond tools omit. Explains what \"FGAA\" means and flags unrecognised lab names. Routes to the lab; does not verify the report itself.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"lab":{"type":"string","description":"Laboratory name or acronym, e.g. \"GIA\", \"GRS\", \"SSEF\"."},"report_number":{"type":"string"}},"required":["lab"]}},{"name":"list_gem_terms","description":"List 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.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"section":{"type":"string","description":"Optional section filter, e.g. \"Treatments & Enhancement\"."}}}},{"name":"sapphire_price_guide","description":"What natural sapphires actually cost per carat in Australian dollars, from Ministry of Gems' published price guide: bands by origin (Australian, Ceylon) and size, with the stone count behind each band and the date the bands were computed. Answers \"how much is a 2 carat sapphire\" honestly, as a house guide rather than a market index.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"origin":{"type":"string","description":"Optional: \"Australian\" or \"Ceylon\"."},"carat":{"type":"number","description":"Optional carat weight to select the matching band."}}}},{"name":"search_gem_inventory","description":"Search the live Ministry of Gems catalogue of natural loose gemstones and finished jewellery — Ceylon and Australian sapphires, rubies, spinels, Australian opals, emeralds and more — with prices in Australian dollars, availability, carat weight and a link to buy. Filter by type (gems, ring, pendant, earrings), carat range and price range. Every loose gem returned carries a verifiable Digital Gemstone Passport.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"query":{"type":"string","description":"Free text, e.g. \"unheated ceylon blue sapphire\", \"australian opal pendant\", \"teal sapphire ring\"."},"type":{"type":"string","description":"Optional: gems | ring | pendant | earrings | bracelet | jewellery."},"min_carat":{"type":"number"},"max_carat":{"type":"number"},"min_price_aud":{"type":"number"},"max_price_aud":{"type":"number"},"in_stock_only":{"type":"boolean","description":"Default true."},"limit":{"type":"integer","description":"Max results, default 8, max 25."}}}},{"name":"search_gem_knowledge","description":"Keyword search across the Ministry of Gems gemmological reference library — 215 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.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"query":{"type":"string","description":"Search query."},"limit":{"type":"integer","description":"Max results (default 5, max 20)."}},"required":["query"]}},{"name":"verify_gem_passport","description":"Cryptographically verify a Ministry of Gems Digital Gemstone Passport by stone ID. Recomputes the SHA-256 digest of the signed record and checks its Ed25519 (EdDSA) signature against the house public key, then returns the attested record: species, carat, dimensions, cut, colour, clarity, origin, treatment and certificate status. Use when a buyer asks whether a stone or its passport is genuine, or before quoting any fact about a specific Ministry of Gems stone.","write_action":false,"price_micros":0,"input_schema":{"type":"object","properties":{"stone_id":{"type":"string","description":"Stone ID as printed on the passport or product page, e.g. \"12322\", \"RUBY-B0797\", \"80067\"."}},"required":["stone_id"]}}],"scan":{"score":69,"grade":"C","scanned_at":"2026-09-19T19:33:40.259Z","report":{"scannerVersion":"0.1.5","scannedAt":"2026-09-19T19:33:40.174Z","components":{"code":{"score":-1,"max":25,"notes":["remote-only server, no package to scan"]},"reliability":{"score":20,"max":20,"notes":["remote reachable in 468ms"]},"poisoning":{"score":15,"max":15,"notes":["13 tool descriptions checked"]},"auth":{"score":10,"max":15,"notes":["open endpoint, read-only tools"]},"maintenance":{"score":3,"max":15,"notes":["no repository listed"]},"identity":{"score":4,"max":10,"notes":["verified namespace with website, no repo"]}},"findings":[{"id":"maint.no-repo","severity":"low","component":"maintenance","title":"No source repository listed"}],"inputs":{"probes":[{"url":"https://mog-concierge.33guruge.workers.dev/mcp","reachable":true,"authRequired":false,"latencyMs":468,"serverInfo":{"name":"ministry-of-gems-gemmology","version":"2.0.1"}}],"packages":[],"repo":{"found":false},"icon":{"url":"https://ministryofgems.com.au/cdn/shop/files/ministry_of_gems_site_icon_512x512_a748ef92-bd7b-4075-8ceb-3eac6ab70e9a.png","source":"registry","width":512,"height":512},"presence":{"stars":null,"forks":null,"downloadsWeek":null,"license":null,"lastPushAt":null,"score":8}}}},"grade_history":[],"reviews":[]}