Description

Bismuthinite is a naturally occurring mineral and the principal ore of bismuth, primarily composed of bismuth trisulfide (Bi₂S₃). It serves as a critical raw material for the production of high-purity bismuth metal and bismuth compounds, valued for their low toxicity, high density, and unique thermal and electrical properties. This material is essential for suppliers and manufacturers in the metallurgical, electronics, and chemical catalyst industries seeking a reliable source of bismuth.

Application

• Bismuth Metal Production: As the primary ore, it is processed to extract bismuth metal for use in low-melting-point alloys, fusible plugs, and radiation shielding.
• Chemical Synthesis: Source material for manufacturing various bismuth salts and compounds like bismuth oxychloride and bismuth subsalicylate.
• Catalyst Precursor: Used in the preparation of catalysts for petrochemical and organic synthesis processes.
• Research & Development: Serves as a standard or starting material in geological studies and materials science research.
• Pigment & Cosmetics Industry: Processed bismuth derivatives are used in pearlescent pigments and cosmetic applications.
• Electronics: Bismuth derived from bismuthinite is used in thermoelectric materials and solder alloys.

Basic Information

Product Name	Bismuthinite
CAS No.	12233-37-3
Molecular Formula	Bi₂S₃
Molecular Weight	514.16 g/mol
Synonyms	Bismuth Glance; Bismuthine; Bismuth Trisulfide; Bismuth(3+) trisulfide; Dibismuth trisulphide; Natural Bismuth Sulfide
EINECS	Contact for details

Quality Control

Our Bismuthinite is sourced and processed under strict quality protocols to ensure batch-to-batch consistency and high chemical purity. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as bismuth content, sulfide content, and trace metal impurities. Quality assurance procedures align with industry best practices for mineral concentrates and inorganic raw materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and strong oxidizing agents. Minimize dust generation and accumulation.

Specification

Item	Specification
Appearance	Lead-gray to tin-white metallic mineral, often with a yellowish or iridescent tarnish
Bismuth (Bi) Content	≥ 81.2% (Theoretical maximum for pure Bi₂S₃)
Main Phase	Bismuthinite (Bi₂S₃)
Particle Size (Typical)	Contact for details
Trace Metals (Pb, As, etc.)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.