granite (Vasudev, 1996) Karnataka state in particular and India in general are endowed with extensive and wide variety of granite rocks and dykes. During the year 1999-2000, the minor mineral production was valued at Rs 56, 88, 98,098 (DMG-1999-2000) as against Rs 1, 74, 67,000 during the year 1980-81 (DMG-1980-81). Thus aWeb