Jadeite

specimen number:
1052691

location:
Kachin State, Myanmar

description:
A cut and polished slab of jadeite. The specimen comes with an antique label as shown at the end of the video. The label dates to 1909.

The Kachin State gemstone tract, centered around the historic mining settlements of Hpakant and Tawmaw in northern Myanmar (formerly Burma), is the world's absolute premier source of high-grade imperial jadeite jade, accounting for the vast majority of global commercial production. Geologically, this world-class deposit is located within a highly complex tectonostratigraphic terrane, where Late Cretaceous to Eocene subduction dynamics facilitated high-pressure, low-temperature metamorphism along the Sagaing fault zone. The jadeite occurs as massive lenses, dykes, and replacement bodies structurally hosted inside a heavily serpentinized peridotite belt, forming through the metasomatic alteration of albitite precursors by deeply circulating, sodium-rich hydrothermal fluids. Historically, artisanal surface panning, river-bed quarrying, and boulder collecting by local ethnic groups and Chinese traders date back to at least the thirteenth century, expanding into formal underground and open-pit operations under the Burmese monarchy and subsequent British colonial rule. Following nationalization in the mid-twentieth century and the implementation of modern ceasefire agreements in the 1990s, the military-backed state entity Myanma Gems Enterprise introduced heavy machinery, transforming the rugged hillsides into massive, highly mechanized open-pit quarries that have run continuously through volatile political changes into 2026.

Ernst August Boettcher (often spelled Boettcher or Boettcher in historical records), operating from Berlin, Germany, during the late nineteenth and early twentieth centuries, was a highly successful natural history dealer and commercial merchant who distributed premier geological, mineralogical, and zoological materials to prominent museums and private collectors worldwide. Inheriting the established firm in 1900 following the death of his father, August Boettcher, he systematically expanded the business under the commercial title Naturalien- und Lehrmittel-Anstalt Ernst A. Boettcher, building a vast trading network headquartered at Bruederstrasse 15 in Berlin. While Boettcher achieved considerable scientific renown in entomology as a specialized collector and describer of lepidoptera, his dealership simultaneously functioned as a major European hub for educational supply suites, offering highly curated collections of minerals, rocks, and paleontological specimens structured specifically for academic instruction in mineralogy and economic geology. His exceptional organizational skill and high-quality educational displays earned the firm a prestigious Gold Medal at the St. Louis World Fair in 1904, solidifying his international reputation. His commercial operations remained highly influential through the 1910s and 1920s, continuing to supply verified European mineral specimens to institutions like the Berlin Natural History Museum, with the enterprise maintaining a registered commercial presence in the Berlin business directories well into the 1940s.

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