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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.
Posted by Site Moderator Webmaster on Wednesday, July 25, 2018 Under: Lapidary
SODALITE
– this is generally sourced from Swartbooisdrif, near the Kunene River in
north-west Namibia. It has a Mohs hardness of between 5,5–6, is
generally fine grained, and works very well.