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Diamond mining in India extends back into antiquity. From ancient times, India was the source of nearly all the world's known diamonds, and until diamonds were discovered in Brazil in 1726, India was the only place where diamonds were mined. India has not been a major diamond-producing country since the 1900s, but diamond mining continues.
Golconda diamonds are mined in the Godavari-Krishna delta region of Andhra Pradesh, India. Golconda Fort in the western part of modern-day Hyderabad was a seat of the Golconda Sultanate and became an important centre for diamond enhancement, lapidary, and trading.
Diamond mine in the Golconda region 1725 CE from the collection of Pieter van der Aa—a Dutch publisher known for preparing maps and atlases.. The period of peak production of the Golconda diamonds (in the present-day states Andhra Pradesh and Telangana, India) was under the Qutb Shahi dynasty (16th century – 17th century CE), and the region was also known as the "Golconda Sultanate".
The mining industry in India is a major economic activity which contributes significantly to the economy of India. The gross domestic product (GDP) contribution of the mining industry varies from 2.2% to 2.5% only but going by the GDP of the total industrial sector, it contributes around 10% to 11%.
It details the process and conditions for acquiring a mining or prospecting licence in India. Mining minor minerals comes under the purview of state governments. [1] River sand is considered a minor mineral. [2] For mining and prospecting in forest land, prior permission is needed from the Ministry of Environment and Forests. [3]
Kollur Mine was a series of gravel-clay pits on the south bank of the Krishna River in the state of Andhra Pradesh, India. [1] It has produced many large diamonds, known as Golconda diamonds, several of which are or have been a part of crown jewels. The mine was established in the 16th century and operated until the 19th century.
Diamond mining and diamond tools: Diamonds were first recognised and mined in central India, [224] [225] [226] where significant alluvial deposits of the stone could then be found along the rivers Penner, Krishna and Godavari. It is unclear when diamonds were first mined in India, although estimated to be at least 5,000 years ago. [227]
Diamond Mining Project, Majhgawan, Panna (M.P.) [5] NMDC Ltd. is diversified into other raw materials for the steel industry such as low silica limestone. Production of dead burnt magnesite and further value addition is under study through its subsidiary J K Mineral Development Corporation Limited.