Zultpedia accepts editorial correspondence — corrections, additions, source citations, and questions — at the email address below. We do not respond to commercial inquiries (we do not sell, broker, or appraise gemstones). We do not respond to gem identification requests (please consult a recognized gemological laboratory such as GIA). We do respond to factual corrections, source recommendations, and editorial questions.
What we respond to
- Corrections. If a value, date, or claim on Zultpedia is wrong, tell us — with the source that supports the correction. We acknowledge corrections publicly and dated.
- Source recommendations. If a peer-reviewed paper, lab report, or primary historical document is missing from our citations, send the reference.
- Editorial questions. If you are a writer, researcher, or institution working on color-change diaspore and want to discuss methodology, framing, or access to our editorial standards, we welcome the conversation.
What we do not respond to
- Commercial inquiries (purchase, sale, brokerage, appraisal)
- Gem identification requests — consult GIA, IGS, or your nearest recognized gemological laboratory
- Investment, market-pricing, or speculation requests
- Press inquiries seeking endorsement or partnership
How to write
Editorial correspondence: e✉
Please include in your message: the URL of the entry being addressed (if applicable), the specific claim or value being questioned, and the primary source supporting your correction or addition.
Response time
We are a small editorial operation. Response time is typically 7–14 days. Corrections involving primary mineralogical claims are prioritized.