Yb

Ytterbium

Price

Ytterbium Pricing and Market Data

Ytterbium oxide prices range from $30-60/kg, placing it in the mid-range of heavy rare earth pricing. The market is small (~60 tonnes/year) with no exchange-traded contracts. Asian Metals provides the primary pricing data. Demand is driven predominantly by the fiber laser industry, which has experienced strong growth as Yb-doped fiber lasers displace CO2 and other laser types in industrial manufacturing.

Current Price

35-70

$/kg oxide

Benchmark

Asian Metals

Annual Production

60

tonnes

Top Producer

China

95% share

Pricing Mechanisms

Ytterbium is priced using benchmarks from Asian Metals. Ytterbium pricing operates through a combination of exchange-based benchmarks, price reporting agency assessments, bilateral negotiation, and long-term offtake contracts. The specific mechanism depends on product form, grade, and the buyer-seller relationship.

Price History and Notable Market Events

The Ytterbium market has been shaped by the following key events:

2013

NIST ytterbium optical lattice clock demonstrated record accuracy, ~100x better than cesium fountain clocks

2020

Global fiber laser market exceeded $3 billion annually, with Yb-doped fiber lasers accounting for the majority of high-power industrial laser sales

2024

Ytterbium optical clocks identified as leading candidates for the future redefinition of the SI second, currently defined by cesium-133

Price Drivers

Key factors influencing Ytterbium prices include production levels in China (95% of global supply), demand from fiber laser technology and metallurgical stress gauges, inventory levels, energy costs, and government policy actions such as export restrictions or strategic stockpiling.

Spot vs. Contract Pricing

The Ytterbium market features both spot transactions and longer-term contracts. Spot prices reflect current conditions and are more volatile, while multi-year offtake agreements provide supply security for both producers and consumers. Current spot pricing is in the range of 35-70 $/kg oxide.

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