Tenebrescent Hackmanite Rough- 54 g - (39)

atural Tenebrescent Hackmanite Rough – Badakhshan, Afghanistan A beautiful lot of Natural Tenebrescent Hackmanite rough from the Badakhshan mines of Afghanistan, with a total weight of 54 grams comprising 39 individual pieces. The parcel contains predominantly larger pieces, offering an attractive selection for collectors and lapidaries. The smaller pieces display particularly good lustre and interesting transparency, while the overall material offers good potential for both cutting and cabochon. Under UV light, the Hackmanite exhibits tenebrescence, showing a fascinating reversible colour change between yellow and light blue. This optical phenomenon is one of the most distinctive features of Hackmanite and adds considerable interest to the material. The larger pieces are well suited for cabochon cutting, while the smaller, more transparent pieces offer potential for producing jewellery-sized faceted gemstones. The rough is supplied in its natural form and is stated to be natural and unheated. Hackmanite from Badakhshan, Afghanistan is a rare and collectible material, particularly appreciated for its natural colour-changing behaviour and attractive range of colours. Lot Details: Mineral: Hackmanite Origin: Badakhshan, Afghanistan Total Weight: 54 g Number of Pieces: 39 Phenomenon: Natural tenebrescence UV Colours: Yellow and light blue Lustre: Very good, particularly among the smaller pieces Transparency: Variable, with selected transparent/translucent pieces Cutting Potential: Faceted stones and cabochons Treatment: Natural, unheated rough Condition: Natural rough pieces A distinctive parcel for gem cutters, collectors and jewellery designers, offering both larger cabochon-grade material and smaller pieces with potential for faceted stones.

Estimación:€1

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