Gemstones

A display of various gemstones and jewellery pieces arranged next to science textbooks and research materials.

Gemstones and Jewellery in Interdisciplinary Learning

Introduction Great thinkers such as Leonardo da Vinci and Isaac Newton showed how curiosity across subjects expands knowledge. Today, climate change, artificial intelligence, and global trade make that skill more valuable than ever. Gemstones and jewellery offer an easy place to start this exploration. For example, a diamond connects geology with physics, while a pearl

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A jeweller helping a customer compare coloured gemstones to demonstrate colour vision and buying coloured gemstones principles.

Colour Vision and Buying Coloured Gemstones: A Guide

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Understanding colour vision and buying coloured gemstones both depend heavily on human perception. When you shop for rubies, emeralds, or

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A set of rare Argyle pink diamonds displayed in a professional jewellery setting.

Argyle Pink Diamonds: The Brand Moves to Boodles

Introduction Recently, the Argyle pink diamonds story has opened a new chapter. Specifically, on 1 October 2026, Rio Tinto announced that the Argyle pink diamonds™ brand now belong to Boodles, the British family-owned jeweller. In addition, Boodles received the last remaining inventory, trademarks, the website, and the digital marketing assets. However, Boodles did not buy

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A piece of porous hydrophane opal compared to a transparent skeleton flower petal.

Hydrophane Opal: The Gemstone that looks like a Skeleton Flower

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Which gemstone looks like a skeleton flower? Hydrophane opal offers the closest natural match. This isn’t just a visual coincidence,

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A high-end De Beers jewellery piece featuring a smooth cabochon-cut diamond.

Cabochon-cut Diamonds: A De Beers Jewellery Guide

Introduction De Beers London has added cabochon-cut diamonds to its High Jewellery collection for the first time. The company unveiled these stones within the Undulation suite, part of a larger collection called Vibrations, which celebrates the movement of inland water. Specifically, the designers drew their inspiration from Botswana’s Okavango Delta. Unlike standard faceted diamonds, these

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A faceted piece of blue kyanite next to an unripe Blue Java banana for colour comparison.

Blue Kyanite: The Gemstone That Looks Like a Blue Java Banana

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Which gemstone matches the look of a Blue Java banana? Blue kyanite offers the closest match. Its blue tone echoes

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A pair of mature Laishui walnuts being held by a collector to show their unique texture.

Laishui Walnuts and Their Gemstone Look-Alikes Explained

Disclosure: This post contains affiliate links. As an Amazon Associate, I earn from qualifying purchases. If you click through and buy something, I may earn a small commission at no extra cost to you. Introduction Laishui walnuts sit at an unusual crossroads between natural curiosities, collectibles, and cultural art. Collectors select Wenwan walnuts for their

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A polished chiastolite cabochon showing a distinct natural cross pattern.

Chiastolite Explained: Why the Natural Cross Matters

Introduction Chiastolite is a unique variety of andalusite that displays a natural cross inside the crystal. Nature creates this pattern without any human engraving or painting. Carbonaceous inclusions gather inside the growing crystal, and they form a dark cross when someone slices the stone. Consequently, chiastolite combines unusual geology with a long cultural history. Collectors,

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