Indian salts, particularly sea salt and rock salt (commonly known as "Sendha Namak" in Hindi), are integral to the country's culinary and cultural heritage.

Sea Salt:
Harvested from the coastal regions, especially Gujarat and Tamil Nadu.
Rich in minerals and used extensively in cooking.
Common varieties include table salt and coarse sea salt.

Rock Salt (Sendha Namak):
Mined from underground salt deposits.
Known for its purity and mineral content.
Used in Ayurvedic medicine and during religious fasting.

Black Salt (Kala Namak):
A type of volcanic rock salt with a distinctive sulfurous aroma.
Popular in chaat and other Indian street foods.
Known for its digestive properties.

India's diverse geology and long coastline make it a significant producer and exporter of various types of salt, catering to both domestic and international markets. The country’s salt industry is known for its large-scale production, traditional harvesting methods, and contribution to the economy.