There are different varieties of shankhas depending on size, color and
also religious significance.Classification by Caste
Brahmana-variety : These shankhas are white in colour, smooth in texture and light.
Kshatriya-variety : These shankhas are red-coloured or brown-hued, heavy, rough and course.
Vaishya-variety : These shankhas are yellowish in hue, glossy, thick and light.
Shudra-variety : The shankhas of this variety are dull gray or dark brown in color, hard and heavy.
Classification by Religion
There are 6 types of auspicious Shankhas or conch shells known as "Shad Shubha Shankhas". These are as folllows :