A daily journal of quartz and crystals

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Quartz vs. Calcite: Key Visual and Hardness Tests for Collectors

Quartz

Quartz vs. Calcite: Key Visual and Hardness Tests for Collectors

Quartz and calcite share colour, heft and sometimes crystal habit, but cleavage, surface wear and a careful...

How to Identify Quartz Crystals in the Field: A 10-Step Checklist

Quartz

How to Identify Quartz Crystals in the Field: A 10-Step Checklist

A field-ready ten-step sequence for identifying quartz by habit, luster, fracture and hardness — plus the lookalikes...

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