Crystal Knowledge — SageStone

May 9, 2026

Herkimer Diamond Is Not a Diamond (It Is Better

Herkimer diamond not diamond, doubly terminated quartz SiO2. Named Herkimer County New York only source worldwide.

May 9, 2026

Scolecite Looks Like White Needles But It

Scolecite CaAl2Si3O10 3H2O zeolite calcium aluminosilicate, Greek skolex worm curls when heated loses water.

May 9, 2026

I Found a Stilbite Cluster That Looked Like

Stilbite NaCa4Al8Si28O72 30H2O zeolite, Greek stilbein shining pearl luster. Bowtie shape V-shaped crossed bladed crystals.

May 9, 2026

Apache Tears: Meaning & Uses

Apache tears are a unique form of obsidian with deep spiritual meaning. Discover their properties, how to tell real from fake, and practical ways to use them.

May 9, 2026

Smoky Quartz Guide: Natural vs Irradiated Stones

A clear guide to smoky quartz colors: brown vs black, natural vs irradiated. Learn how to identify genuine stones and understand what creates those distincti...

May 9, 2026

The Kunzite Bracelet That Faded to Colorless in

Kunzite LiAlSi2O6 pink spodumene, discovered 1902 George Frederick Kunz Tiffany. Spodumene also lithium ore source.

May 9, 2026

Why Rose Quartz Is Overpriced (And Which Pink

Rose quartz SiO2 pink variety, color from Ti4+ Fe2+ Mn dumortierite. Light pink to medium pink, best Brazil transparent uniform, Madagascar star rose quartz...

May 9, 2026

7 Black Tourmaline Protection Benefits That Work

Black tourmaline (schorl) is a powerful grounding stone used for centuries. Learn its geological origins, 7 practical protection uses, and how to distinguish...

May 9, 2026

How to Tell Natural Citrine From Heat-Treated

Citrine SiO2 yellow to amber quartz, natural color from Fe3+. 90% market is heated amethyst or smoky quartz.

May 9, 2026

Calcite Is the Reason You Can See Through Marble

Calcite CaCO3 calcium carbonate, most abundant carbonate mineral, Latin calx lime. Main component of limestone marble chalk.

May 9, 2026

Moldavite Is Not From This Planet (15 Million

Moldavite tektite not mineral, SiO2 Al2O3 glass formed 15MYA Ries crater Germany meteorite impact melted earth rock.

May 9, 2026

How to Start Carving Gemstones (Tools Materials

Lapidary gemstone carving 6000 years old craft. Beginner tools: tumbler $50-100, dremel rotary $30-60, diamond burrs $10-30 set, polishing compounds $5-15,...