Despite their name, &#8220;Herkimer diamonds&#8221; are actually doubly-terminated colorless quartz crystals found in Herkimer, NY. The specimens shown here contain inclusions of trapped, orangey, mineralized water. 2.9 x 2.1 x 1.6 cm, Ace of Diamonds Mine, Middleville, Town of Newport, Herkimer Co., New York, USA. © Rob Lavinsky, www.iRocks.com. Used with permission.

Quartz - Natural, Specimen, Colorless - International Gem Society

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Quartz – Natural, Specimen, Colorless

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Quartz

Despite their name, "Herkimer diamonds" are actually doubly-terminated <a href="https://www.gemsociety.org/article/crystalline-quartz-buying-guide/#Rock_Crystal" data-wpel-link="internal">colorless quartz crystals</a> found in Herkimer, NY. The <a href="https://www.irocks.com/minerals/specimen/29775" data-wpel-link="external" rel="nofollow external">specimens</a> shown here contain inclusions of trapped, orangey, mineralized water. 2.9 x 2.1 x 1.6 cm, Ace of Diamonds Mine, Middleville, Town of Newport, Herkimer Co., New York, USA. © Rob Lavinsky, <a href="http://www.irocks.com/" data-wpel-link="external" rel="nofollow external">www.iRocks.com</a>. Used with permission.

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Dr. Gerald Wykoff is GG (Graduate Gemologist), a CSM (Certified Supreme Master gemcutter), educator, and author of several gemology books. He founded the American Society of Gemcutters in the 1980s and served for more than 10 years as the editor of its monthly magazine, American Gemcutter.

Dr. Gerald Wykoff GG CSM

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The late Jeff Graham was a prolific faceter, creator of many original faceting designs, and the author of several highly-regarded instructional faceting books such as <a href="https://rockpeddler.com/product-category/instructional-materials/">Gram Faceting Designs</a>.

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Kyrylo Gubariev, Graduate Gemologist (GG, AJP) is a gemologist with a passion for sharing his knowledge with fellow gem lovers. Originally from Ukraine, he is currently based in Bangkok, Thailand.

Kyrylo Gubariev, Graduate Gemologist (GG, AJP)

Jim Buday was born and raised in Wisconsin. He attended college for biology, but realized that he preferred to work with his hands. He became a general contractor and home flipper. Jim then taught himself to cut gems by watching instructional YouTube videos and reading online forums. By 2019, he was confident enough in his skills to pursue selling his work. He founded the Reddit thread, Shinypreciousgems, which now sits at more than 25,000 members. Jim now works with gems and jewelry full time, and has also partnered with several jewelers to offer settings to his gemstone clients. Recently, Jim started creating his own gem designs. In his free time, Jim enjoys the outdoors, working on his land, and is building a house with his girlfriend, Raeanna.

Gemstone	Quartz
Natural or man made	Natural
Origin	United States
Origin details	Middleville, Town of Newport, Herkimer Co., New York
Height	29
Width	21
Depth	16
Gem State	Specimen
Color	Colorless
Transparency	Transparent
Inclusions	One-Phase