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Construction & real estate›💡Electronic & Electrical›🍎Food & Beverages›🛋️Home furnishing & supplies›⚗️Industrial goods & chemical›🪨Minerals & metals›📦Miscellaneous›
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Construction & real estate›💡Electronic & Electrical›🍎Food & Beverages›🛋️Home furnishing & supplies›⚗️Industrial goods & chemical›🪨Minerals & metals›📦Miscellaneous›The product is a tantalum ore concentrate, commonly referred to as coltan or columbite‑tantalite, and it contains tantalum pentoxide (Ta2O5) as the principal chemical component. It is supplied by Prestige Stones and sourced from Kenya and the broader East African region. The concentrate is described as a raw mineral feedstock intended for downstream processing into high‑performance components. The material is positioned for electronic and aerospace applications that require reliable Ta2O5 content.
East‑African coltan typically exhibits a Ta2O5 purity between 40 % and 60 %, with the balance composed of niobium oxides and trace impurities. Industry standards such as those set by the International Tantalum Association call for moisture levels below 1 % by weight to ensure stable handling. The product is delivered as a granular concentrate with particle sizes ranging from 0.5 mm to 5 mm, which suits crushing and milling operations. These attributes make the concentrate compatible with capacitor manufacturers, super‑alloy producers and sputtering‑target suppliers.
Importers such as capacitor fabricators, aerospace alloy mills and sputtering‑target producers commonly source this feedstock for high‑performance components. Prestige Stones requests monthly quantity forecasts to plan production and shipment schedules. Buyers should confirm the preferred Incoterms, payment schedule and any required conflict‑minerals compliance documentation before confirming an order. The supplier indicates readiness to discuss bulk volumes, packaging options and logistics once specifications are agreed.
| Material | Tantalum Ore (Columbite‑Tantalite) concentrate |
| Ta2O5 content | typical 40‑60 % Ta2O5 |
| Nb2O5 impurity | typical up to 30 % Nb2O5 |
| Moisture content | typical ≤1 % by weight |
| Particle size distribution | typical 0.5 mm - 5 mm |
| Standard grade classification | typical A‑grade per International Tantalum Association |
| Packaging | typical bulk bag (25 kg) or 1‑ton freight container |
| Shipping form | typical bulk freight, ocean container |
| Assay method | typical XRF analysis for Ta2O5 |
| Certification | typical Conflict‑Minerals Report (CMR) upon request |
Prestige Stones is headquartered in Nairobi, Kenya (address: 3262‑60200 Nairobi, Kenya). The company states that it deals and exports tantalum ore from Kenya and East Africa, focusing on raw concentrate supply. Its profile carries a harbor trust tier, indicating a level of verification on the platform. The response rate shown is 0 %, so interested buyers should initiate contact proactively.
The business concentrates on supplying raw tantalum concentrate to international processors and does not list specific certifications, capacity limits or client references in the available data. Prestige Stones invites potential customers to discuss monthly purchase volumes and to arrange sampling of the material. No additional corporate history or financial details are provided in the source information.
This Coltan (Columbite-Tantalite) concentrate is sourced from Kenya and East Africa, featuring tantalum pentoxide (Ta2O5) content suitable for electronic and aerospace applications. Widely used in the manufacture of tantalum capacitors, high-performance superalloys, and sputtering targets, this mineral commodity plays a critical role in global electronics supply chains. Ideal for importers and processors seeking reliable African-origin tantalum feedstock at competitive rates.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Before placing an order, the importer should verify the provenance of the concentrate and request a Conflict‑Minerals Report that confirms the material originates from Kenyan sources and complies with relevant regulations. An assay certificate obtained by X‑ray fluorescence (XRF) should be examined to confirm the Ta2O5 content and impurity levels match the buyer’s specifications. It is also advisable to check that the supplier can provide any additional documentation required by the buyer’s compliance team.
Logistics for the concentrate are normally organised as bulk freight from the port of Mombasa, with shipping terms negotiated as FOB or CIF depending on the buyer’s preference. Typical lead times from order confirmation to vessel loading range from four to six weeks, allowing for packaging, customs clearance and consolidation. Payment arrangements such as a letter of credit or telegraphic transfer should be agreed in advance, and the exact Incoterm should be clearly stated in the sales contract.
To ensure product quality, buyers often commission a third‑party inspection before loading, focusing on moisture content, particle size distribution and Ta2O5 assay results. Sampling of the bulk bag can be performed on‑site, and the inspection report should be attached to the shipment documents. The accompanying certificates of analysis and compliance paperwork facilitate smooth customs clearance and provide traceability for downstream manufacturers.
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When sourcing Tantalum/Coltan for your business, securing the right balance of quality and cost is essential. Prestige Stones, a verified supplier based in Kenya, offers this product with key specifications including Electronic Grade / Metallurgical Grade Coltan Concentrate, Ta2O5 content 30-50% (customizable per buyer specification), and Concentrate form, granular/powder texture typical of gravity separation output. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $44/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 2615.90, making it a staple in the Tantalum sector with strong demand from importing countries worldwide.
Importing Tantalum/Coltan requires careful attention to shipping logistics, customs compliance, and secure payment terms. Prestige Stones offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 2615.90 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Tantalum/Coltan has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Tantalum category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Tantalum/Coltan requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 2615.90 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Tantalum/Coltan from Prestige Stones is $44/Bags on FOB terms from Kenya. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Prestige Stones through EximNext.
The supplier, Prestige Stones, has set a Minimum Order Quantity (MOQ) of 1 Bags for Tantalum/Coltan. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Tantalum/Coltan is classified under HS Code 2615.90. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Tantalum/Coltan from Kenya, negotiate shipping terms (FOB, CIF, or EXW) directly with Prestige Stones. Ensure you have the necessary import licenses for Tantalum products in your destination country.
Yes, Prestige Stones is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
The key specifications for Tantalum/Coltan supplied by Prestige Stones include Electronic Grade / Metallurgical Grade Coltan Concentrate, Ta2O5 content 30-50% (customizable per buyer specification), and Concentrate form, granular/powder texture typical of gravity separation output. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Prestige Stones offers Tantalum/Coltan with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Tantalum/Coltan is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Prestige Stones through our platform.
Prestige Stones maintains international quality certifications. These ensure that the Tantalum/Coltan meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Prestige Stones will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Prestige Stones.
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