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Kukuya Girazi Bead
Ground girazi mabheji, chitarisiko: isina ruvara yakajeka sphere, yakatsetseka uye yakatenderera, isina mabhuru akajeka kana tsvina.
Chiyero chekutenderera: chiyero chekutenderera ≥ 80%;
Density: 2.4-2.6g/cm3;
Refractive index: Nd ≥ 1.50;
Kuumbwa: sodium karusiyamu girazi, SiO2 zvirimo ~ 68%;
Kudzvinyirira simba:> 1200n;
Mohs kuoma: 6-7.
