Location: Bol’shaya Balakhnya River, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Krasnoyarsk Krai, Russia

Size: 2.20 x 2.12 x 1.62 inches

This piece is from a much rarer location that the ones from the Olenitsa River and is made up of hundreds of “dogtooth” crystals forming a ball.

Glendonite is technically not a mineral but a Calcite pseudomorph after Ikaite.  So Glendonite an unusual and distinctive form of calcite that started out as a crystalline masses of ikaite in near freezing water. Calcite masses that retain ikaite crystal shapes are called glendonites.