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forming a pattern identical to the Mercedes-Benz logo
Dimension: 10x4
This test compares the resistance of a mineral to a series of reference materials with a known hardness on a scale of 1-10
albite and trace chlorite
Cubic Galena with Stand 1 sales forming a pattern identical toCubic galena from the Shuikoushan Ore Field in Changning City, Hengyang City, Hunan Province, China. The crystals feature typical cubic cleavage of the isometric system, with distinct stepped skeletal growth striations clearly visible across all crystal faces. It exhibits intense metallic luster with bright silvery grey specular reflection. The crystals are perfectly euhedral with well developed terminations, sharply defined geometric edges and clean