Ministry of Gems — Gemmology & Gemstones

Name: Ministry of Gems — Gemmology & Gemstones
Author: au.com.ministryofgems

MCP serverMCP

Gemology & gemmology: 215 FGAA terms, 25 handbooks, live gem stock, signed passport verification.

by au.com.ministryofgemshomepage ↗v2.0.1

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Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability111/111 checks ok

when	check	result	http	latency	detail
5 h ago	mcp initialize	ok	200	50 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
12 h ago	mcp initialize	ok	200	10 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
19 h ago	mcp initialize	ok	200	85 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
26 h ago	mcp initialize	ok	200	31 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
33 h ago	mcp initialize	ok	200	27 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
2 d ago	mcp initialize	ok	200	21 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
2 d ago	mcp initialize	ok	200	81 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
2 d ago	mcp initialize	ok	200	43 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
3 d ago	mcp initialize	ok	200	45 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools
3 d ago	mcp initialize	ok	200	38 ms	server ministry-of-gems-gemmology 2.0.1 · protocol 2025-06-18 · 13 tools

Tools observed via MCP handshake

define_gem_term — 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 subj
search_gem_knowledge — Keyword search across the Ministry of Gems gemmological reference library — 215 lexicon definitions and 25 full-length buyer's handbooks, searched in full text
list_gem_terms — 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 de
verify_gem_passport — 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 (Ed
search_gem_inventory — Search the live Ministry of Gems catalogue of natural loose gemstones and finished jewellery — Ceylon and Australian sapphires, rubies, spinels, Australian opal
sapphire_price_guide — What natural sapphires actually cost per carat in Australian dollars, from Ministry of Gems' published price guide: bands by origin (Australian, Ceylon) and siz
gem_properties — Mohs hardness, refractive index, specific gravity, birefringence and crystal system for a gem species (diamond, corundum/sapphire/ruby, emerald, spinel, opal, t
compare_gems — 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
birthstone_for_month — 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 b
gem_care_guide — 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. Co
get_gem_product — Full detail for one Ministry of Gems product by handle or URL: specifications, description, price in AUD, availability, variants, images, the Digital Gemstone P
lab_report_check — 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
faceup_size_estimate — Approximate face-up millimetre dimensions for a stone of a given species, shape and carat weight — and, unlike diamond-only calculators, corrected for specific

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

Official MCP Registryau.com.ministryofgems/gemmology

first seen 2 mo ago · fetched 15 h agoopen ↗

Field history (10 recent events)

1 mo ago · declared · name → "Ministry of Gems — Gemmology & Gemstones"
1 mo ago · declared · summary → "Gemology & gemmology: 215 FGAA terms, 25 handbooks, live gem stock, signed passport verification."
1 mo ago · declared · description → "Gemology & gemmology: 215 FGAA terms, 25 handbooks, live gem stock, signed passport verification."
1 mo ago · declared · version → "2.0.1"
2 mo ago · declared · version → "1.3.0"
2 mo ago · declared · summary → "Verified gemmology reference: 168 FGAA-reviewed terms and 25 handbooks, with citable URLs."
2 mo ago · declared · protocols → ["mcp"]
2 mo ago · declared · description → "Verified gemmology reference: 168 FGAA-reviewed terms and 25 handbooks, with citable URLs."
2 mo ago · declared · publisherName → "au.com.ministryofgems"
2 mo ago · declared · homepageUrl → "https://ministryofgems.com.au/pages/ai-index"

Ministry of Gems — Gemmology & Gemstones

This record is unclaimed

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