# Ammonium nitrate and Coal mining

Their prices have moved together.

Source page: https://www.materialinsights.org/links/ammonium-nitrate-and-coal-mining/

[Ammonium nitrate](https://www.materialinsights.org/chemicals/ammonium_nitrate/) (chemical) and [Coal mining](https://www.materialinsights.org/energy/e_coal_mining/) (energy): 1 relationship.

## How they are linked

### 1. Price link: mining input

*Cost and price · Moderate · Both ways*

Most surface coal mines blast overburden with ammonium nitrate explosives. The US fertiliser and coal mining indices show almost no monthly link (0.08) but a moderate yearly one (0.44), partly through the shared gas and energy cycle.

- **0.08** monthly change correlation
- **0.44** 12-month change correlation
- **0.60** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.