Yellow sphalerite – September 9 Mine, Madan (Bulgaria)

This specimen of yellow sphalerite comes from the famous September 9 mine in the Madan district (Bulgaria), a region renowned for the quality of its sulfide minerals.

The specimen features several well-developed crystals with a vitreous luster and characteristic golden color, resting on a gray matrix.

Collected in 1993, this specimen attests to the mineralogical richness of Bulgarian deposits, which are particularly prized by collectors.

🟢 Technical data sheet

Mineral: Sphalerite

Origin: September 9 Mine, Madan district, Bulgaria

Year of discovery: 1993

Stone dimensions: Width: 34 mm X Height: 32 mm

Weight: 72g

Mohs hardness: 3.5–4

Density: 3.9–4.1

Etymology: from the Greek sphaleros (“deceptive”)

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