Quartz
High Purity Silica for Glass, Ceramics & Electronics
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Guntur, Andhra Pradesh, India · Est. 2015
Premium Industrial Minerals for Global Industries
Mining, Processing and Exporting High Purity Quartz, Feldspar & Limestone from India.
About Us
Trusted Mineral Partner Since 2015
NNK Mines & Minerals is a leading Indian mining and mineral export company based in Andhra Pradesh, specializing in extraction, processing, and export of premium quality industrial minerals.
With vertically integrated operations spanning own mines, modern processing facilities, and in-house quality laboratories, we deliver consistent, specification-grade minerals to manufacturers across 5+ countries.
Learn more about us
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Years of Experience
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Our Products
Premium Industrial Minerals
High-purity quartz, feldspar, and limestone processed to meet the exacting standards of global manufacturers.
Our Process
From Mine to Global Markets
A vertically integrated supply chain ensuring quality at every stage.
Step 1
Exploration
Geological surveys and core drilling to identify high-grade mineral deposits.
Step 2
Mining
Responsible open-pit extraction with safety protocols and environmental controls.
Step 3
Sorting
Manual and mechanical sorting to separate ore by grade and quality.
Step 4
Crushing
Primary and secondary crushing to achieve target lump sizes.
Step 5
Grinding
Ball mill and classifier systems for precise particle size distribution.
Step 6
Processing
Beneficiation, magnetic separation, and flotation for purity enhancement.
Step 7
Quality Testing
In-house XRF analysis, particle size testing, and moisture verification.
Step 8
Packaging
Bagging, jumbo bag filling, and bulk loading with traceability.
Step 9
Export
Container and vessel dispatch from major Indian ports worldwide.
Industries Served
Powering Global Manufacturing
Our minerals are essential raw materials for diverse industrial applications worldwide.
Glass
High-purity silica for float glass, container glass, and solar panels.
Ceramics
Feldspar and quartz for bodies, glazes, and sanitaryware.
Tiles
Consistent mineral grades for vitrified and ceramic tiles.
Paint
Fine-ground minerals as functional fillers and extenders.
Chemicals
High-purity limestone and quartz for chemical synthesis.
Construction
Limestone aggregates and fillers for cement and concrete.
Engineered Stone
Snow white quartz for premium countertop applications.
Foundry
Silica sand substitutes and flux minerals for casting.
Steel
Limestone flux for steelmaking and desulphurization.
Cement
High-grade limestone as primary raw material for clinker.
Why NNK
The NNK Advantage
What sets us apart as your preferred mineral supply partner.
Consistent Quality
Batch-to-batch uniformity backed by in-house and third-party laboratory verification.
Own Mines
Direct control over raw material sourcing from strategically located mineral deposits.
Modern Processing
State-of-the-art crushing, grinding, and classification facilities.
Competitive Pricing
Vertically integrated operations enable cost-effective bulk supply without compromising quality.
Bulk Export
Container and bulk vessel shipments to major ports worldwide.
Fast Logistics
Efficient dispatch from Visakhapatnam, Chennai, and Krishnapatnam ports.
Global Standards
ISO-certified processes aligned with international trade and quality requirements.
Customized Orders
Tailored mesh sizes, grades, and packaging to meet specific application needs.
Reliable Supply Chain
Long-term contracts with assured monthly volumes and on-time delivery.
Sustainability
Responsible Mining for Tomorrow
Our commitment to environmental stewardship, safety, and community development.
Environment
Comprehensive environmental management plans at all mining sites.
Responsible Mining
Reclamation and rehabilitation of mined areas with native vegetation.
Safety
Zero-harm culture with PPE, training, and regular safety audits.
Waste Management
Zero-liquid-discharge processing and waste material recycling.
Water Conservation
Rainwater harvesting and recycled water systems in processing plants.
Green Mining
Solar-powered facilities and energy-efficient processing equipment.
Community Development
Local employment, education support, and infrastructure development.
CSR
Healthcare camps, skill development, and environmental awareness programs.
Global Export
Delivering Minerals Worldwide
Strategic port access and established logistics networks across five continents.
Asia
India, Bangladesh, Vietnam, Indonesia, Thailand, Sri Lanka
Middle East
UAE, Saudi Arabia, Oman, Qatar, Turkey
Europe
Germany, Italy, Spain, UK, Netherlands
Africa
Kenya, Egypt, Morocco, South Africa, Nigeria
Americas
USA, Brazil, Mexico, Colombia
Shipping Ports
VisakhapatnamChennaiKrishnapatnam
Shipping Methods
Container Export
20ft & 40ft containers
Bulk Vessel
500+ MT shipments
Serving 5+ countries with reliable, on-time delivery and complete export documentation.
Testimonials
Trusted by Industry Leaders
Long-term partnerships built on quality, reliability, and professional service.
Gulf Ceramics
Vetro Italia
Bharat Cement
Asia Glass Co.
Tile Masters
ChemPure Industries
Steel Forge Ltd.
BuildRight Materials
“NNK has been our trusted feldspar supplier for eight years. Their consistency in K₂O content and low iron levels has significantly improved our glaze quality.”
Ahmed Al-Rashid
Gulf Ceramics Industries
Ceramics8 years45 projects
“The high-purity quartz from NNK meets our stringent solar glass specifications. Reliable logistics and professional documentation make them a preferred partner.”
Marco Bianchi
Vetro Italia S.p.A.
Glass5 years32 projects
“Their limestone consistently delivers 96%+ CaCO₃ content. Bulk vessel shipments are always on schedule with complete quality documentation.”
Priya Sharma
Bharat Cement Corporation
Cement6 years28 projects
“NNK's competitive pricing and flexible packaging options have helped us serve multiple clients across Africa. Excellent communication throughout.”
James Okafor
West Africa Minerals Trading
Trading4 years22 projects
Gallery
Our Operations in Focus
From mine to port — a visual journey through our world-class facilities.
Certifications
Internationally Recognized Standards
Our certifications demonstrate commitment to quality, compliance, and responsible operations.
ISO 9001:2015
Quality Management System Certification
Since 2025
MSME Registered
Ministry of MSME Government of India
Since 2016
Export License
DGFT Authorized Exporter
Since 2026
GST Registered
Goods and Services Tax Compliance
Since 2017
Mining License
State Government Authorized Mining Lease
Since 2015
SGS Certified
Third-party quality inspection and verification
Since 2026
FAQs
Frequently Asked Questions
Common questions about our products, shipping, and export processes.
Ready to Source Premium Minerals?
Get in touch with our export team for specifications, samples, and competitive quotations.