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4AA4

Kyanite

Goias, Brazil

Thumbnail, 2.3 x 1.5 x 0.5 cm

SOLD

Superb, deep blue, unusually thick XL

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The Wisdom Pocket Blog

Apr 11, 2024

100 Carats: Icons of the Gem World, at the Natural History Museum of Los Angeles County

100 Carats: Icons of the Gem World is an exciting new exhibition located inside the Hixon Gem Vault in the Gem and Mineral Hall of the Natural History Museum of Los Angeles County. It runs from December 8, 2023 to April 21, 2024 and is free with museum admission. The centerpiece of the exhibit is undoubtedly the exceptional, massive 125.37 ct historical Jonker I Diamond, whose storied past is museum worthy on its own but the brilliance, clarity, and size make it beyond compare.

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Jan 26, 2024

Rob Lavinsky Donates Massive Stibnite

Dr. Robert Lavinsky, founder and owner of The Arkenstone, iRocks.com, was honored to donate one of the world's largest stibnite crystals to the University of Arizona's Alfie Norville Gem and Mineral Museum. The donation was celebrated at a reception on January 25, 2024 at the museum, at the start of the 2024 Tucson Mineral Show Season. Mined in 2003 in Jiangxi, China, this stibnite is one of the largest surviving specimens from what has become one of the world's most significant stibnite finds.

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Dec 7, 2023

2024 Tucson Show featuring Schauss and Sanabria Collection Premieres

The annual Tucson show season is almost here! This year we are very excited to premiere two prestigious collections, Alex Schauss and Raul Sanabria, in addition to all our other new eye candy at our gallery in La Fuente de Piedras starting January 27th!

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Nov 7, 2023

Artist creates a mural for The Arkenstone

A new mural from renown artist, Timothy Goodman, makes its way to the northwest patio of La Fuente de Piedras in Tucson, AZ where The Arkenstone sets up for the annual Tucson gem and mineral shows.

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Nov 6, 2023

Famous mines: The Pala Chief Mine, Pala, San Diego County, California

Amongst worldwide localities, the Pala Chief mine holds a special spot in the hearts of collectors, a California locality known for old fables and fine tourmalines and kunzites.

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Sep 5, 2023

See you in Denver!

We're excited to be Colorado-bound soon, for the 2023 Hard Rock Summit show in Downtown Denver, opening September 15, and we hope to see you there.

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Aug 24, 2023

Transcending Barriers

Rare Earth: The Art and Science of Chinese Stones, recently on view at the Crow Museum of Asian Art of The University of Texas at Dallas, explores the diﬀerent ways that Chinese and Western cultures have celebrated the beauty found in, and created from, natural stones.

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May 23, 2023

Enhancements Coming Soon to MineralAuctions.com!

We're rolling out some updates to MineralAuctions.com to better meet the needs of our customers, effective June 15, 2023!

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May 1, 2023

Rock Roundup: April 2023 Edition

Welcome to the monthly rock round up where we recap some of our favorite and interesting specimens that we've uploaded this month. In case you missed it, here's a quick rundown on some of what we think you should check out!

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Apr 26, 2023

Peruvian Treasures

Between the recent Peruvian finds of saturated chrysocolla, deep green fluorite, and mirror-like pyrites, this region of the world is definitely experiencing a resurgence in interest from mineral collectors. We blended a combination crystals from newer finds and old classics (think old Peruvian rhodochrosites from the Jack Halpern collection, plus new chrysocolla specimens from Tentadora) to showcase a range of beautiful material from an assortment of Peruvian localities.

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Kyanite and Staurolite

Kyanite (twinned)