Sarabauite is a rare Calcium-Antimony-oxysulfide mineral, it forms orange-red masses in stibnite-wollastonite matrix 

The specimen size 1,5cm x 1.4cm x 1.3cm 

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I’m a professional geologist/mineralogist, with analytical background. Many of my minerals were checked by x-ray diffraction and energy dispersive spectrometry. Some of my specimens comes with the documentation of the analysises.

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