CWARSA SAND MINE RESERVE.

JAKARTA, 20/11 - CADTAMBANG PASIR KWARSA. Employees overseeing the transfer of Kwarsa Sand borne from Bangka Belitung Island in Tanjung Priok Port, Jakarta, Friday (20/11). The largest Kwarsa sand reserves in West Sumatra, another potential is in West Kalimantan, West Java, South Sumatra, South Kalimantan, and Bangka Island and Belitung. Kwarsa Sand is the main raw material in glass glass glass, cement, sealing, ceramic mosaic, silicon fero raw material, silicon carbide abrasive material ( sand blasting and sand blasting). ANTARA/Yudhi Mahatma/ss/pd/09