25
Citrine Crystal Bracelet: Natural Colour, Heat Tells & What to Pay
How to read a citrine bracelet: natural vs heated colour, the heat tells, where it forms, and how to choose a strand. A material-first BE. guide.
Read field note →Journal · Field notes
Journal
Field notes for understanding materials, comparing stones, choosing size, and caring for what you wear.
Published records
99 records25
26
Crystal Bracelet for Men: Material, Sizing & Style Guide
A material-first guide to men's crystal bracelets: which stones suit, how to size a larger wrist, why 10 mm reads best, and what to check.
Read field note →
27
Fire Quartz vs Hematoid Quartz: Same Stone, Different Names
Fire quartz and hematoid quartz are identical — SiO₂ with iron oxide inclusions. Why the market uses two names, what the red actually is, and how to assess...
Read field note →
28
Smoky Quartz: How Natural Radiation Creates the Brown
The complete science of smoky quartz colour — aluminium substitution, gamma radiation colour centres, natural vs artificial irradiation, and how to read a strand.
Read field note →
29
Golden Rutilated Quartz: Why Two Strands Can Cost €50 or €2,000
Five mineralogical variables explain why golden rutilated quartz strands vary 10-15x in price. Learn to read needle density, base transparency, and strand uniformity.
Read field note →
30
Crystal Bracelets UK: A Material-First Buying Guide
What UK buyers should check before purchasing a crystal bracelet — material identity, grading, sizing, import duty, and how to verify authenticity.
Read field note →
31
Beaded Crystal Bracelets: Materials, Stringing & What to Check
A practical guide to beaded crystal bracelets — real vs glass beads, stringing materials, 5 quality checks, and bead sizing guide.
Read field note →
32
Black Rutile Quartz vs Black Tourmalinated Quartz: Two Black Inclusions, One Critical Difference
How to tell black rutile (TiO₂) needles from black tourmaline (schorl) rods in quartz — visual tests, chemistry differences, and why the market confuses them.
Read field note →
33
Hematoid Quartz Guide: Iron Oxide Inclusions, Red Phantoms & Grading
Hematoid quartz explained — how hematite creates red phantoms in quartz, origin differences, name decoder, and a 5-point grading guide.
Read field note →
34
Smoky Rutilated Quartz: What the Haze Tells You About the Stone
A geology-first guide to smoky rutilated quartz — what causes the brown haze, why it varies from champagne to morion, where the best material forms, and how to...
Read field note →
35
Gold Sheen Obsidian Bracelet: What Causes the Sheen & How to Choose
Why gold sheen obsidian glows — nano-inclusions of magnetite create a directional flash. Covers sheen types, grading criteria, and bracelet care.
Read field note →
36
Blue Needle Quartz: Dumortierite Inclusions & What Makes It Rare
Blue needle quartz explained — dumortierite inclusions, colour science, global sources, and strand evaluation. A mineralogical guide to quartz’s rarest colour variety.
Read field note →