Journal · Field notes
Field notes for understanding materials, comparing stones, choosing size, and caring for what you wear.
01
Five mineralogical variables explain why golden rutilated quartz strands vary 10-15x in price. Learn to read needle density, base transparency, and strand uniformity.
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02
How to tell black rutile (TiO₂) needles from black tourmaline (schorl) rods in quartz — visual tests, chemistry differences, and why the market confuses them.
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03
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...
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