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By Will Jessup·Updated on November 21, 2025

Quartz - a versatile mineral with clear, milky, and colored varieties; crystal forms, formation clues, and tips for identifying amethyst and citrine.

Key facts

Mineral: Quartz

Shop 4496 Quartz specimens

Original in English—See translation

Quartz Collectors Guide

Introduction Content goes here...

Top Collecting Localities

While Quartz is found worldwide, certain localities are renowned for producing exceptional specimens that define quality standards for collectors.

Collector's Guide

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Evaluating Specimen Quality

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Care and Storage

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Detecting Repairs or Treatments

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Quartz Collectors Guide

Top Collecting Localities

Collector's Guide

Evaluating Specimen Quality

Care and Storage

Detecting Repairs or Treatments