Find Verified Mining Metallurgy Suppliers, Manufacturers and Wholesalers

We supply high-quality Coltan (Tantalite Ore) sourced from verified suppliers in Africa, with content ranging between 30% and 40%. Material is processed and prepared under strict supervision, with inspection and analysis conducted using internationally recognized methods such as XRF and ICP. Delivery is available under CIF terms, and all shipments comply with international regulations and conflict-free certification standards. Third-party inspection and assay verification are available upon buyer request.

We are able to supply ore;
Zinc (Zn) unrefined Ore
Copper Cathodes
Sisal Fibre
Donkey Hides
Cobalt hydroxide (Co)

Coltan (Columbite-Tantalite Concentrate)

We hereby wish to confirm with full legal responsibility, under the penalty of perjury, that we are the principal sellers of the commodity with its specifications mentioned below. We are ready to offer 100 MT at a competent price.

We are Ready, Willing and Able to offer high purity Coltan (Columbite-Tantalite Concentrate) with below specifications:

TECHNICAL CHEMICAL COMPOSITION:
A. Purity
Coltan (Columbite-Tantalite Concentrate) TaO 38%,
Niobium Pentoxide NbO15%

B. Impurity Limits
W 0.5%, Sb 0.005%, Cu 0.2%, P 0.5%


C. Radioactive Compliance
The activity concentration of radionuclides (U,Ra, Th,K) are within Chinese import standards with:
Any nuclide in the U, Ra, or Th decay chain 1 Bq/g
K 10 Bq/g

SPECIFICATIONS
Commodity: Coltan (Columbite-Tantalite Concentrate)
Purity: 38% Tantalum Pentoxide (TaO)
Trial Quantity: 100 MT (One Hundred Metric Tons)
Contract Quantity: To Be Established After Trial Order
Origin : Rwanda
Incoterms : CIF/FCR
Form : Dry, free-flowing granules, be free of oil, waste, or foreign materials.
Packaging : Metallic Drums
Markings : Batch number, TaO/NbO content, gross/net weight
Granulometry : 2 mm maximum
Destination : AWSP
Inspection : Independent International laboratory i.e Alex Stewart, CCIC, Bureau Veritas, SGS or other
inspection company)
Price: 1.2 USD Per Kilogram, calculated on purity %
Payment Terms: TT with full payment at the destination warehouse

NOTE: If TaO < 30% and NbO < 15%, the buyer reserves the right to reject the whole shipment or renego-tiate price.

EXPORT DOCUMENTS

- Certificate of Origin/Export Permit;
- Assay Report of Quality;
- Commercial Invoice;
- Packing List;
- Certificate of non-radiation;
- Ownership Certificate;
- CIGLR Certificate for conformity;
- T1 Release Order
- Air Waybill

Contact us for best product and negotiable terms

Coltan ColumbiteTantalite Concentrate

We hereby wish to confirm with full legal responsibility under the penalty of perjury that we are the principal sellers of the commodity with its specifications mentioned below We are ready to offer 100 MT at a competent price

We are Ready Willing and Able to offer high purity Coltan ColumbiteTantalite Concentrate with below specifications

TECHNICAL CHEMICAL COMPOSITION
A Purity
Coltan ColumbiteTantalite Concentrate TaO 38
Niobium Pentoxide NbO 15

B Impurity Limits
W 05 Sb 0005 Cu 02 P 05


C Radioactive Compliance
The activity concentration of radionuclides U Ra Th K are within Chinese import standards with
Any nuclide in the U Ra or Th decay chain 1 Bqg
K 10 Bqg


SPECIFICATIONS
Commodity Coltan ColumbiteTantalite Concentrate
Purity 38 Tantalum Pentoxide TaO
Trial Quantity 100 MT One Hundred Metric Tons
Contract QuantityTo Be Established After Trial Order
Origin Rwanda
Incoterms CIFFCR
Form Dry freeflowing granules be free of oil waste or foreign materials
Packaging Metallic Drums
Markings Batch number TaONbO content grossnet weight
Granulometry 2 mm maximum
Destination AWSP
Inspection Independent International laboratory ie Alex Stewart CCIC Bureau Veritas SGS or other
inspection company
Price 12 USD Per Kilogram calculated on purity
Payment Terms TT with full payment at the destination warehouse

NOTE If TaO 30 and NbO 15 the buyer reserves the right to reject the whole shipment or renegotiate price

EXPORT DOCUMENTS

Certificate of OriginExport Permit
Assay Report of Quality
Commercial Invoice
Packing List
Certificate of nonradiation
Ownership Certificate
CIGLR Certificate for conformity
T1 Release Order
Air Waybill

Copper Concentrate

Nevcal White 150

Chicken Grit

We offer high-quality lithium ore with a minimum lithium oxide (Li2O) content of 3.5% and low iron levels. Our lithium ore is extracted from reputable mines and undergoes rigorous quality control to ensure it meets international standards.

Key Features:

- High Lithium Content: 3.5% Min Li2O, ensuring maximum value for lithium carbonate and hydroxide production
- Low Iron Content: Minimal levels of iron, reducing impurities and improving processing efficiency
- Competitive Pricing: Attractive pricing for bulk quantities
- Reliable Supply: Stable and consistent supply from reputable mines

Specifications:

- Lithium Oxide (Li2O) Content: 3.5% Min
- Iron (Fe) Content: 1.5% Max
- Silica (SiO2) Content: 5% Max
- Alumina (Al2O3) Content: 2% Max
- Moisture Content: 5% Max

Certifications and Compliance:

- ISO 9001: Quality management system certification
- ISO 14001: Environmental management system certification

Packing and Shipping:

- Packing: Bulk packing in 20ft or 40ft containers
- Shipping: FOB or CIF, as per buyer's preference

Quantity:

- Minimum Order Quantity: 1,000 MT
- Maximum Order Quantity: 10,000 MT

If you're interested in purchasing high-quality lithium ore, please don't hesitate to contact us. We look forward to hearing from you

We offer high-quality bauxite ore with a minimum aluminum oxide (Al2O3) content of 50% and a maximum silica (SiO2) content of 5%. Our bauxite ore is extracted from reputable mines and undergoes rigorous quality control to ensure it meets international standards.

Key Features:

- High Aluminum Content: 50% Min Al2O3, ensuring maximum value for alumina refining
- Low Silica Content: 5% Max SiO2, reducing impurities and improving refining efficiency
- Competitive Pricing: Attractive pricing for bulk quantities
- Reliable Supply: Stable and consistent supply from reputable mines

Specifications:

- Aluminum Oxide (Al2O3) Content: 50% Min
- Silica (SiO2) Content: 5% Max
- Iron (Fe) Content: 10% Max
- Titanium (Ti) Content: 3% Max
- Moisture Content: 10% Max

Certifications and Compliance:

- ISO 9001: Quality management system certification
- ISO 14001: Environmental management system certification

Packing and Shipping:

- Packing: Bulk packing in 20ft or 40ft containers
- Shipping: FOB or gCIF, as per buyer's preference

Quantity:

- Minimum Order Quantity: 10,000 MT
- Maximum Order Quantity: 50,000 MT

If you're interested in purchasing high-quality bauxite ore, please don't hesitate to contact us. We look forward to hearing from you

We offer high-quality chromium ore with a minimum chromium oxide (Cr2O3) content of 48%. Our chromium ore is extracted from reputable mines and undergoes rigorous quality control to ensure it meets international standards.

Key Features:

- High Chromium Content: 48% Min Cr2O3, ensuring maximum value for smelting and refining
- Low Impurities: Minimal levels of impurities, such as silica, alumina, and iron
- Competitive Pricing: Attractive pricing for bulk quantities
- Reliable Supply: Stable and consistent supply from reputable mines

Specifications:

- Chromium Oxide (Cr2O3) Content: 48% Min
- Silica (SiO2) Content: 5% Max
- Alumina (Al2O3) Content: 3% Max
- Iron (Fe) Content: 2% Max
- Moisture Content: 5% Max

Certifications and Compliance:

- ISO 9001: Quality management system certification
- ISO 14001: Environmental management system certification

Packing and Shipping:

- Packing: Bulk packing in 20ft or 40ft containers
- Shipping: FOB or CIF, as per buyer's preference

Quantity:

- Minimum Order Quantity: 1,000 MT
- Maximum Order Quantity: 10,000 MT

If you're interested in purchasing high-quality chromium ore, please don't hesitate to contact us. We look forward to hearing from you.

We offer high-quality Copper Ore with a copper content of 25% (Bornite). Our copper ore is extracted from reputable mines and undergoes rigorous quality control to ensure it meets international standards.

Key Features:

- High Copper Content: 25% Cu, ensuring maximum value for smelting and refining
- Low Impurities: Minimal levels of impurities, such as lead, zinc, and iron
- Competitive Pricing: Attractive pricing for bulk quantities
- Reliable Supply: Stable and consistent supply from reputable mines

Specifications:

- Copper Content: 25% Cu
- Moisture Content: 5-8%
- Impurities:
- Lead: <1%
- Zinc: <1%
- Iron: <5%
- Particle Size: 0-50 mm

Certifications and Compliance:

- ISO 9001: Quality management system certification
- ISO 14001: Environmental management system certification

Packing and Shipping:

- Packing: Bulk packing in 20ft or 40ft containers
- Shipping: FOB or CIF, as per buyer's preference

Quantity:

- Minimum Order Quantity: 1,000 MT
- Maximum Order Quantity: 10,000 MT

If you're interested in purchasing High-Quality Copper Ore, please don't hesitate to contact us. We look forward to hearing from you

Mica is a group of silicate minerals commonly used in various industries, including cosmetics and skincare products. Our high-quality, ethically sourced mica offers customizable grades and a radiant shimmer, perfect for enhancing cosmetics, skincare products, and industrial applications, making it an ideal choice for brands seeking both performance and sustainability.

Silica sand is a kind of hard, wear-resistant, stable chemical properties of silicate minerals, its main mineral composition is SiO2, high content. It can be used in sand casting, glass industry, rust removal, water filtration and so on.
Technical data

Item Data
SiO2 â?¥99.5%
Al2O3 â?¤0.046%
Fe2O3 â?¤0.076%
CaO â?¤0.09%
MgO â?¤0.04%
Why Choose Us

Product features:
High whiteness:
This is due to our careful selection of high-purity ore that contains minimal impurities.
Available in different grades:
Meet the specific needs of our customers in different grades of whiteness and brightness.
Wide range of applications:
From industrial uses such as foundry casting and water filtration to consumer uses such as pool and aquarium sand. Whether you need sand for your business or your personal use, we have a product that will meet your needs.

Company Strength:
Professional logistics services Own logistics company:
Dalian Gaoteng International Logistics Company (founded in 2000), a member of WIFFA, the main routes: Japan, South Korea, the Middle East, Europe, and North Americaâ?¦ provides the most advantageous sea freight rates, a variety of transportation ways: air, rail, door to door, etcâ?¦Professional team provides safer, faster transportation services.
24 hours online:
Timely response, provide technical support, and help you solve various difficulties. �¼ �¼
A professional purchasing team:
With rich experience, helps you find the most suitable products, and select the best quality products and the most competitive price.
Basic Info.


Model NO.
Copper Concentrate
Sio2
>99.5%
Al2O3 0.046%
Fe 29.93%
MgO 0.10%
Shape
Quartz Stone & Sand
Application
Well Drilling, Fire Protection, Coating, Glass
Trademark
GAOTENG
HS Code
25061000
Fe2O3
0.076%
CaO
0.09%
Mesh
4-400mesh
Size
325 Mesh
Specification
ISO9000
CD
0.003%
Transport Package
in Bulk or as Client Request
Trademark
OTG Groups
Production Capacity
5000tons/Month

Zinc (Zn) unrefined Ore
Copper Cathodes
Sisal Fibre
Donkey Hides
Cobalt hydroxide (Co)

High Quality Muscovite/Mica Rock Slice/Dyeing Mica

Customization: Available
Type: Muscovite
Application: Well Drilling, Decorations, Cosmetics, Fire Protection, Electric Welding Rod, Coating, Painting, Rubber

Copper Ore and Copper Concentrate

Product Details
Customization: Available
Type: Pharmaceutical Intermediates
Appearance: Crystal
Zinc (Zn) unrefined Ore
Copper Cathodes
Sisal Fibre
Donkey Hides
Cobalt hydroxide (Co)

Coltan (Columbite-Tantalite Concentrate)

We hereby wish to confirm with full legal responsibility, under the penalty of perjury, that we are the principal sellers of the commodity with its specifications mentioned below. We are ready to offer 100 MT at a competent price.

We are Ready, Willing and Able to offer high purity Coltan (Columbite-Tantalite Concentrate) with below specifications:

TECHNICAL CHEMICAL COMPOSITION:
A. Purity
Coltan (Columbite-Tantalite Concentrate) TaO 38%,
Niobium Pentoxide NbO 15%

B. Impurity Limits
W 0.5%, Sb 0.005%, Cu 0.2%, P 0.5%

C. Radioactive Compliance
The activity concentration of radionuclides are within Chinese import standards with:
Any nuclide in the, or decay chain 1 Bq/g
10 Bq/g


SPECIFICATIONS
Commodity: Coltan (Columbite-Tantalite Concentrate)
Purity : 38% Tantalum Pentoxide (TaO)
Trial Quantity : 100 MT (One Hundred Metric Tons)
Contract Quantity:To Be Established After Trial Order
Origin : Rwanda
Incoterms : CIF/FCR
Form : Dry, free-flowing granules, be free of oil, waste, or foreign materials.
Packaging : Metallic Drums
Markings : Batch number, TaO/NbO content, gross/net weight
Granulometry : 2 mm maximum
Destination : AWSP
Inspection : Independent International laboratory i.e Alex Stewart, CCIC, Bureau Veritas, SGS or other
inspection company)
Price : 1.2 USD Per Kilogram calculated on purity %
Payment Terms: TT with full payment at the destination warehouse

NOTE: If TaO < 30% and NbO < 15%, the buyer reserves the right to reject the whole shipment or renegotiate the price.

EXPORT DOCUMENTS

- Certificate of Origin/Export Permit;
- Assay Report of Quality;
- Commercial Invoice;
- Packing List;
- Certificate of non-radiation;
- Ownership Certificate;
- CIGLR Certificate for conformity;
- T1 Release Order
- Air Waybill

Contact us for best product and negotiable terms

Coltan (Columbite-Tantalite Concentrate)

We hereby wish to confirm with full legal responsibility, under the penalty of perjury, that we are the principal sellers of the commodity with its specifications mentioned below. We are ready to offer 100 MT at a competent price.

We are Ready, Willing and Able to offer high purity Coltan (Columbite-Tantalite Concentrate) with below specifications:

TECHNICAL CHEMICAL COMPOSITION:
A. Purity
Coltan (Columbite-Tantalite Concentrate) TaO 38%,
Niobium Pentoxide NbO 15%

B. Impurity Limits
W 0.5%, Sb 0.005%, Cu 0.2%, P 0.5%

C. Radioactive Compliance
The activity concentration of radionuclides (U) are within Chinese import standards with:
Any nuclide in the Ra, or Th decay chain 1 Bq/g
K 10 Bq/g


SPECIFICATIONS
Commodity : Coltan (Columbite-Tantalite Concentrate)
Purity : 38% Tantalum Pentoxide (TaO)
Trial Quantity : 100 MT (One Hundred Metric Tons)
Contract Quantity:To Be Established After Trial Order
Origin : Rwanda
Incoterms : CIF/FCR
Form : Dry, free-flowing granules, be free of oil, waste, or foreign materials.
Packaging : Metallic Drums
Markings : Batch number, TaO/NbO content, gross/net weight
Granulometry : 2 mm maximum
Destination : AWSP
Inspection : Independent International laboratory i.e Alex Stewart, CCIC, Bureau Veritas, SGS or other
inspection company)
Price : 1.2 USD Per Kilogram calculated on purity %
Payment Terms: TT with full payment at the destination warehouse

NOTE: If TaO < 30% and NbO < 15%, the buyer reserves the right to reject the whole shipment or renego-tiate price.

EXPORT DOCUMENTS

- Certificate of Origin/Export Permit;
- Assay Report of Quality;
- Commercial Invoice;
- Packing List;
- Certificate of non-radiation;
- Ownership Certificate;
- CIGLR Certificate for conformity;
- T1 Release Order
- Air Waybill

Contact us for best product and negotiable terms

Coltan ColumbiteTantalite Concentrate

We hereby wish to confirm with full legal responsibility under the penalty of perjury that we are the principal sellers of the commodity with its specifications mentioned below We are ready to offer 100 MT at a competent price

We are Ready Willing and Able to offer high purity Coltan ColumbiteTantalite Concentrate with below specifications

TECHNICAL CHEMICAL COMPOSITION
A Purity
Coltan ColumbiteTantalite Concentrate TaO 38
Niobium Pentoxide NbO 15

B Impurity Limits
W 05 Sb 0005 Cu 02 P 05


C Radioactive Compliance
The activity concentration of radionuclides U Ra Th K are within Chinese import standards with
Any nuclide in the U Ra or Th decay chain 1 Bqg
K 10 Bqg


SPECIFICATIONS
Commodity Coltan ColumbiteTantalite Concentrate
Purity 38 Tantalum Pentoxide TaO
Trial Quantity 100 MT One Hundred Metric Tons
Contract QuantityTo Be Established After Trial Order
Origin Rwanda
Incoterms CIFFCR
Form Dry freeflowing granules be free of oil waste or foreign materials
Packaging Metallic Drums
Markings Batch number TaONbO content grossnet weight
Granulometry 2 mm maximum
Destination AWSP
Inspection Independent International laboratory ie Alex Stewart CCIC Bureau Veritas SGS or other
inspection company
Price 12 USD Per Kilogram calculated on purity
Payment Terms TT with full payment at the destination warehouse

NOTE If TaO 30 and NbO 15 the buyer reserves the right to reject the whole shipment or renegotiate price

EXPORT DOCUMENTS

Certificate of OriginExport Permit
Assay Report of Quality
Commercial Invoice
Packing List
Certificate of nonradiation
Ownership Certificate
CIGLR Certificate for conformity
T1 Release Order
Air Waybill

Contact us for best product and negotiable terms

Coltan (Columbite-Tantalite Concentrate)

We hereby wish to confirm with full legal responsibility, under the penalty of perjury, that we are the principal sellers of the commodity with its specifications mentioned below. We are ready to offer 100 MT at a competent price.

We are Ready, Willing and Able to offer high purity Coltan (Columbite-Tantalite Concentrate) with below specifications:

TECHNICAL CHEMICAL COMPOSITION:
A. Purity
Coltan (Columbite-Tantalite Concentrate) TaO 38%,
Niobium Pentoxide NbO 15%

B. Impurity Limits
W 0.5%, Sb 0.005%, Cu 0.2%, P 0.5%


C. Radioactive Compliance
The activity concentration of radionuclides (U, Ra, Th, K) are within Chinese import standards with:
Any nuclide in the Ra, or Th decay chain 1 Bq/g
10 Bq/g


SPECIFICATIONS
Commodity : Coltan (Columbite-Tantalite Concentrate)
Purity : 38% Tantalum Pentoxide (TaO)
Trial Quantity : 100 MT (One Hundred Metric Tons)
Contract Quantity:To Be Established After Trial Order
Origin : Rwanda
Incoterms : CIF/FCR
Form : Dry, free-flowing granules, be free of oil, waste, or foreign materials.
Packaging : Metallic Drums
Markings : Batch number, TaO/NbO content, gross/net weight
Granulometry : 2 mm maximum
Destination : AWSP
Inspection : Independent International laboratory i.e Alex Stewart, CCIC, Bureau Veritas, SGS or other
inspection company)
Price : 1.2 USD Per Kilogram calculated on purity %
Payment Terms: TT with full payment at the destination warehouse

NOTE: If TaO < 30% and NbO< 15%, the buyer reserves the right to reject the whole shipment or renego-tiate price.

EXPORT DOCUMENTS

- Certificate of Origin/Export Permit;
- Assay Report of Quality;
- Commercial Invoice;
- Packing List;
- Certificate of non-radiation;
- Ownership Certificate;
- CIGLR Certificate for conformity;
- T1 Release Order
- Air Waybill

Coltan ColumbiteTantalite Concentrate

We hereby wish to confirm with full legal responsibility under the penalty of perjury that we are the principal sellers of the commodity with its specifications mentioned below We are ready to offer 100 MT at a competent price

We are Ready Willing and Able to offer high purity Coltan ColumbiteTantalite Concentrate with below specifications

TECHNICAL CHEMICAL COMPOSITION
A Purity
Coltan ColumbiteTantalite Concentrate TaO 38
Niobium Pentoxide NbO 15

B Impurity Limits
W 05 Sb 0005 Cu 02 P 05


C Radioactive Compliance
The activity concentration of radionuclides U Ra Th K are within Chinese import standards with
Any nuclide in the U Ra or Th decay chain 1 Bqg
K 10 Bqg


SPECIFICATIONS
Commodity Coltan ColumbiteTantalite Concentrate
Purity 38 Tantalum Pentoxide TaO
Trial Quantity 100 MT One Hundred Metric Tons
Contract QuantityTo Be Established After Trial Order
Origin Rwanda
Incoterms CIFFCR
Form Dry freeflowing granules be free of oil waste or foreign materials
Packaging Metallic Drums
Markings Batch number TaONbO content grossnet weight
Granulometry 2 mm maximum
Destination AWSP
Inspection Independent International laboratory ie Alex Stewart CCIC Bureau Veritas SGS or other
inspection company
Price 12 USD Per Kilogram calculated on purity
Payment Terms TT with full payment at the destination warehouse

NOTE If TaO 30 and NbO 15 the buyer reserves the right to reject the whole shipment or renegotiate price

EXPORT DOCUMENTS

Certificate of OriginExport Permit
Assay Report of Quality
Commercial Invoice
Packing List
Certificate of nonradiation
Ownership Certificate
CIGLR Certificate for conformity
T1 Release Order
Air Waybill