How old gold comes back to market, and what that flow really means

Two supply taps, only one of which turns

Total gold supply in a year has two main taps. One is mine production, set years in advance by decisions nobody can revisit. The other is recycled gold, often called scrap, which is metal that already exists above ground returning to a refiner to be melted and sold again.

The difference between them is responsiveness. A mine cannot produce more because price rose this month. A household can decide to sell a bracelet this afternoon. Recycling is therefore the part of supply that genuinely reacts to price, on a timescale that matters to markets rather than to geologists.

Because gold is not consumed, nearly everything ever mined still exists in some form. That standing stock is enormous relative to one year of new mining. Recycling is the valve between the stock and the market, which is why a surge in demand can be met by old metal long before it is met by new metal. The valve, not the mine, is what absorbs a sudden bid.

Where the metal actually comes back from

Recycled supply arrives through several channels, and they do not behave alike.

• Old jewellery is the largest single source. It reaches refiners through pawnbrokers, high street buyers, jewellers taking trade ins, and dedicated scrap dealers.
• Investment bars and coins sold back by private holders. This flow is more price aware and more opportunistic than jewellery scrap.
• Industrial recovery, mostly from electronic waste and plating processes. The gold per device is tiny, the chemistry is involved, and the economics depend as much on collection logistics and processing cost as on the metal price.
• Process scrap from manufacturing, which is really a closed loop inside the fabrication industry rather than fresh supply reaching the market.

Only the first two respond quickly to price. Industrial recovery is limited by collection infrastructure, so it grows slowly and steadily whatever the chart does. Lumping all four together under one heading is how a reactive flow gets mistaken for a structural one.

The trigger is a new high in the local currency

Here is the mechanism that matters. A family deciding whether to sell gold is not watching a dollar chart. They are watching what a gram fetches in their own currency, against what it fetched when they bought it or last thought about selling.

That makes recycling a function of the local currency price and of memory. Metal tends to come out when the local price prints a visible new high, because that is the moment the decision feels obviously good. It stops coming out once price plateaus, even at the same level, because the sellers who were going to act have already acted. The flow responds to change, not to level.

It also means a currency losing value can generate scrap selling while the dollar price sits still. The reverse holds for a strengthening currency. This is the practical reason to keep an eye on gold outside the dollar, and why the currency leg of the quote deserves separate attention, as discussed in gold and the US dollar.

Profit taking and distress look identical in the data

Two very different situations put metal on a lorry to the refinery. In the first, price is high and holders are banking a gain. In the second, incomes have fallen and people sell what they own because they need the money. The second kind of selling can happen at any price, including a falling one.

Distress recycling clusters where gold is widely held by households as savings rather than as a speculative position. It responds to unemployment, a poor harvest, currency trouble and medical bills. It is the part of the gold market with no view at all on inflation or interest rates.

From the outside the two are hard to separate, which is one more reason to read scrap estimates loosely. A rise in recycled supply can mean price looks generous, or it can mean a local economy is under strain, and those two readings point in opposite directions for what the same households will do next.

Why recycling dampens rallies more than it causes falls

Scrap supply is a brake, not a steering wheel. When price rises, recycled metal appears and absorbs some of the buying, slowing the advance. When price falls, profit taking scrap dries up, which removes a seller and mildly cushions the decline. Over a full cycle the effect is to compress the range rather than to set direction.

That asymmetry is worth holding on to, because it explains why large supply numbers so rarely produce the headline you expect. A year with heavy recycling is usually a year when price was high, so the causation runs from price to scrap and not the other way. Reading it backwards is the classic error, and it is the same mistake people make when they treat a demand figure as a forecast. The flow mechanics behind sharp declines are handled directly in why is gold crashing.

The measurement problem nobody can solve

Nobody reports scrap the way a listed miner reports production. Refiners know what they received but do not publish it line by line. Estimates are assembled from refinery capacity, trade data, survey work and inference, and they get revised. Cross border movement of scrap is partly informal in some markets, which makes the national split softer still than the global total.

So treat any figure for recycled supply as a considered estimate with real error bars rather than a measurement. It is good enough to describe a direction over a year. It is not good enough to build a position around, and it arrives with a lag of months in any case.

This is a general feature of gold fundamentals. The slow, structural parts of the market are reported late and imprecisely, while the fast parts, price and spread, are published instantly. On the live chart you see the fast part in real time. The supply balance is reconstructed long afterwards by people doing careful arithmetic with incomplete inputs.

What the scrap picture adds to a chart read

Used properly, recycling answers questions about the texture of a move rather than its direction.

• A rally being met by heavy recycling is one where physical holders find the price generous. That does not cap anything, but it tells you who is on the other side of the buying.
• A rally with little scrap response often means the local currency price has not yet broken out even though the dollar price has.
• Rising scrap during a price fall points to household strain rather than market opinion.

None of this is an entry. It is background for interpreting the investment and official flows that do move price, and central bank gold buying deals with the largest of those directly. Scrap tells you how hard the market had to work to get where it got.

The caveat worth keeping in front of you

The honest limitation is that recycled supply is reactive by nature, so it can never function as a leading indicator. By the time scrap volumes are known to have been high, the price move that caused them is already history. Anyone presenting a recycling estimate as a reason price must now fall has inverted the arrow of causation.

There is a second trap. Because scrap is elastic, it is tempting to model it as a reliable ceiling: price rises, supply floods in, price caps out. In practice the elasticity is bounded. Households will not sell wedding jewellery at any price. A large share of the above ground stock sits with holders who have no intention of selling at all. Refinery and logistics capacity is finite in the short run. The valve opens, but only so far, and nobody outside the refining industry knows where the stop is.