From mid-2021, newsletter articles are no longer posted separately here. Interested readers should scan through the newsletter headings under the ‘Newsletters’ tab.

FACETIPS – A GEM CUTTER’S NOTEBOOK

by
Duncan Miller


The faceting articles published over the past few years in the Mineral Chatter have been compiled into a single 128 page document, available for download for those interested in saving all the articles together. To download the pdf file click here.

A 29,18 ct cuprite from Onganja, Namibia, cut by Duncan Miller and now in a private collection in Germany.


Browsing Archive: April, 2020

HOW TO KEEP YOURSELF BUSY WHEN UNDER HOUSE ARREST

Posted by Site Moderator Webmaster on Saturday, April 25, 2020,

Duncan Miller

When you have finished the chores, tidied the garage, weeded the garden, washed the windows, painted the house and knitted the dog a winter coat, how do you keep yourself busy around the home during lock-down? You could take advantage of the enforced holiday to photograph and catalogue your mineral collection, even if you are not preparing it for sale.


Bonnie, decked out in MinSoc green (courtesy of Jo Wicht)

Photography of minerals need not involve very expensive equipment. My...


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GROTTOS, ANCIENT AND MODERN

Posted by Site Moderator Webmaster on Saturday, April 25, 2020,

Lesley Andrews

A grotto is “a natural or artificial cave used by humans in both modern times and antiquity” (Wikipedia). Grottos are fascinating subjects for a mineralogist – the article below deals with European grottoes, but there are also grottos of a different kind in north Africa and China.

Natural grottos are often found near water and may flood at high tide, such as the famous grottos around the Mediterranean and Adriatic Seas, often accessible by swimming or diving. Inland, grot...


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