Welcome back to our mid-Summer at DMS
Picfest Central! We won't be surfing on the
waves, but we'll sure be web surfing. Please do join us for a
So, jump on in with this month's favorite:
another annual Mineral
Picfest summer blast!
Sugilite began its career as curiousity, discovered by a scientist
sixty years ago. Lately, its lapidary potential and consumer
led this stone into a dollars-per-gram spotlight. Well, here it
Sugilite is a mineral named after a scientist: Professor Ken-ichi Sugi,
as approved by the
IMA in 1974. He discovered it in Japan around 1944. Today's
major source is Africa. A
complex silicate mineral, sugilite has grown in popularity since
1981, when it was marketed
as a gemstone.
at the Tuscon Minerals Show in 1981, Sugilite was introduced as
or just "Lavuelite". One year after, a California company
trademarked the name "Royal Azel".
The latter name is what I remember selling it as in, earlier in
my jewelry career.
as a purple to lavender hued stone, it is best suited to
cabachon treatment in
jewelry and lapidary world. To my eye, the best color
might be described as a half-eaten grape
Tootsie Pop, the dark brown undertones of the chocolatey center
refracting through the hazy,
deep purple lollipop shell.
A provocative mineral, Sugilite, stands out as memorable
a winner for gem color in the violet range.
only a gemstone usage known to date.
Here is where DMS Members can add their
photos to share with us.
Until Next Time
We hope you have enjoyed our all too short visit to
Sugilite. Please join us next month,
for another article, and we shall journey together!
Until then, stay safe, and happy collecting.
I would like to gratefully acknowledge the generous contributions of our fellow
collectors, authors, curators, professionals, and club members who made this
© 2008 All contributions
to this article are covered under the copyright protection of this article
and by separate and several copyright protection(s), and are to be used for the sole
enjoying this scholarly article. They are used gratefully with express written
permission of the
authors, save for generally-accepted scholarly quotes, short in nature, deemed legal to
with the appropriate citation and credit. Reproduction of this article must be
obtained by express
written permission of the author, Kenneth B. Casey, for his contributions, authoring,
graphics. Use of all other credited materials requires permission of each
Links and general contact information are included in the credits above, and throughout
The advice offered herein are only suggestions; it is the reader's charge to use the
contained herein responsibly. DMS is not responsible for misuse or accidents caused
article. All opinions, theories, proofs, and views expressed within this article, and in
others on this
website, do not necessarily reflect the views of the Delaware Mineralogical Society.
Ken is current webmaster of the Delaware
Mineralogical Society. He has a diploma in
Jewelry Repair, Fabrication & Stonesetting from the Bowman Technical School,
Lancaster, PA, and worked as jeweler.
also studied geology at the University of Delaware.
he is currently a member of the Delaware Mineralogical Society and the Franklin-Ogdensburg