The Beauty of Corundum – a Look at Sapphire

Many civilizations throughout history have treasured the precious gemstone sapphire. As a matter of fact, Royalty have coveted its deep blue hue making it one of the most sought-after gemstones in the world. It is incredibly scratch resistant and durable as well as stunningly beautiful. Sapphires come in a range...

Rhodochrosite, Kalahari manganese fields, Northern Cape Province, South Africa

Rhodochrosite, a Collector’s Guide

Introduction Rhodochrosite is a pink or red mineral with a long history of appreciation by mineral collectors. It is also popular with jewellery artisans. Its unique colour makes it a favourite for many. This blog post will discuss what makes it so popular, where it is found, and how it...

Monthly Mineral Chronicles vol 6 no 1

Monthly Mineral Chronicles Volume 6 Issue 1 is now available here. This month, in this 82 page full-colour issue we have the following articles: New and Redefined Minerals, November 2022, and Tucson! Illustrated Minerals of Australia Volume 2, Part 3 – Eastonite to Eriochalcite. The next installment of a significant...

Monthly Mineral Chronicles vol 5 no 12

Monthly Mineral Chronicles Volume 5 Issue 12 is now available here.This month, in this 72 page full-colour issue we have the following articles: Minerals and Elements: Aluminium – The next in the series on elements and minerals. This month, we look at Aluminium. Illustrated Minerals of Australia Volume 2, Part...

Monthly Mineral Chronicles Volume 5 Issue 11…

…is now available here. This month, in this 91 page full-colour issue we have the following articles: Southwest Mine, Bisbee Arizona. This month, Rolf takes us to an old historic mine very close to the township of Bisbee, Arizona. Minerals and Elements: Magnesium. The next in the series on elements...

Monthly Mineral Chronicles Volume 5 Issue 10

Monthly Mineral Chronicles Volume 5 Issue 10 is now available here. This month, in this 69 page full-colour issue we have the following articles: Locality Snippet – Wheal Remfry, Cornwall. A look at the China Clay industry in Cornwall, and in particular, minerals from Wheal Remfry. Cornish Mineral Heritage –...

2023 Mineral Calendars

2023 Mineral Calendars are now available. This year, they are being produced in two sizes: Ledger size (11″x16.5″) for US and Canada A3 (29.7x42cm) for the rest of the world These calendars contain a selection of my photos that have made the Mindat Photo of the Day (on mindat.org). How...

Monthly Mineral Chronicles Volume 5 Issue 9…

…is now available here. https://sorrellpublications.com/index.php/2022/09/15/monthly-mineral-chronicles-volume-5-issue-9/ This month, in this 64 page full-colour issue we have the following articles: 2022 Ballarat Gem and Mineral Show Gold on Copper from the Carmen de Andacollo Mine, Chile. Rolf tells us about some interesting copper specimens from Chile. An Indian Mud Map. Noel gets...

Monthly Mineral Chronicles Volume 5 Issue 8…

…is now available here. This month, in this 88 page full-colour issue we have the following articles: In case you missed it… Locality Snippet – Ma’ale Adumim, Palestine, a locality with some interesting and unique minerals and geology. Mineral Snippet – Narsarsukite. Illustrated Minerals of Australia. Volume 1, Part 18...

Monthly Mineral Chronicles vol 5 issue 7…

…is now available here.  This month, in this 93 page full-colour issue we have the following articles: Mineral Snippet – Henmilite. Hardness and the Hardness of Minerals. Do you know the difference between indentation hardness, rebound hardness, and scratch hardness? I didn’t. Noel Kennon explains. Illustrated Minerals of Australia Volume...