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EduHub

The gemologist's library — every stone, every technique, from my bench to yours.

Parti Sapphire: The Complete Guide to these Multi-Colored Gems

Are multi-colored sapphires just poorly formed rejects that lapidaries couldn’t heat-treat into a un...

Diamonds & Alternative Gemstones: A Guide

Are you quietly terrified that picking anything other than a mined diamond means you're settling for...

DIAMONDS

What Is Gold Used For?

The top six uses for gold, including some you may not have known about.

GOLD

How Is Gold Formed, and Where Does it Come From?

What is Gold Made Of? How is Gold Formed in Nature? How is Gold Formed in the Earth? Where does Gold...

GOLD

What Is Gold?

Gold is a precious metal that has been sought after by humans for centuries due to its rarity and be...

GOLD

Proud to Be Made In New Zealand

Gem Sanctum is very proud to be a New Zealand company offering high quality New Zealand made goods t...

How to clean and care for your Pearl Ring & other Pearl Jewelry

The Golden Rule The Golden Rule when it comes to pearls goes like this: "Last Thing On, First Thing ...

PEARLS

Pearls of Wisdom: Are Pearl Engagement Rings a Good Idea?

Pearls can be a good idea for the careful bride- to-be but require a fair amount of protection, unli...

PEARLS

Is a Vintage Ring a Good Idea?

There are many good reasons to go with a vintage engagement or wedding ring however the potential pi...

Ethically Sourced or Man-Made?

Choosing ethically sourced or man-made gemstones goes beyond aesthetics; it's a conscious decision t...

How Gold is Mined and Discovered: The Process

What is Gold? An Introduction to this Wonderful Element | Gem Sanctum

GOLD

Who Discovered Gold?

Gold was Discovered by the people of Varna, in modern day Bulgaria between 4,600-4,200 BCE which is ...

GOLD

Where is Gold Found?

Where is Gold Found? Where is the World's Largest Gold Mine? How are Different Gold Deposits Formed?...

GOLD

How Many Carats Is Pure Gold?

Pure Gold is 24 karats. 'Karatage' measures the amount of pure gold alloyed with other metals. Lower...

GOLD

Diamond & Sapphire Jewelry Cleaning at home

best practices for cleaning and caring for diamond and sapphire jewelry, including essential dos and...

SAPPHIRES

Milky, Silky & Opalescent Sapphires: A uniquely hypnotic gem

named for their unusually delicious looking translucence, milky sapphires are making a notable entry...

SAPPHIRES

Australian Sapphires: Characteristics, Ethics, Mining and More

Sapphires from Australia are the leading ethical sapphire choice, and affordable too. Find out how a...

SAPPHIRES

The Many Sapphire Types and Colors

Most people associate the sapphire with the color blue, however sapphire can be found in virtually e...

SAPPHIRES

Pearl Engagement Ring Symbolism and Meaning

What does a pearl engagement ring mean? Let's dive into the depths of historical and current meaning...

PEARLS

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