Basalt
The crushed rock looks like it may react to other materials.
Basalt is a members-only item on the OSRS Grand Exchange. Recent trades put the high price at 732 GP (4m ago) and the low price at 720 GP (22m ago). Buying at the low price and selling at the high price would lose 2 GP per item after the 2% tax (-0.28% of the buy price). You can buy up to 10,000 every four hours. High Alchemy would lose 866 GP per cast if you bought it at the low price and paid for the nature rune. 117,090 were traded in the last 24 hours.
| High | 732 GP () |
|---|---|
| Low | 720 GP () |
| Tax | 14 GP |
| Margin | -2 GP |
| ROI | -0.28% |
| Buy limit | 10,000 every 4 hours |
| High alchemy | 18 GP |
Buy price (insta-sell / low): 720 GP
Sell price (insta-buy / high): 732 GP
Margin after tax: -2 GP per unit. Grand Exchange tax on a sale is 14 GP.
Buy limit: 10,000 every 4 hours.
The full buy limit of 10,000 Basalt costs 7,200,000 GP at the current buy price. Across that quantity, the after-tax margin is -20,000 GP.
- Grand Exchange buy limit: 10,000 every 4 hours
- Members-only item
- High alchemy value: 18 GP
- Low alchemy value: 12 GP
- Base value: 30 GP
Basalt price history
- Over the past 7 days, the average high ranged from 729 GP to 966 GP across 79 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 966 GP to 770 GP (-196 GP, -20.29%).
- Over the past 30 days, the average high ranged from 729 GP to 1,500 GP across 332 hourly samples. From 2026-10-09 UTC to 2026-11-08 UTC, it moved from 940 GP to 770 GP (-170 GP, -18.09%).
- Over the past 90 days, the average high ranged from 634 GP to 50,000 GP across 959 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 644 GP to 770 GP (+126 GP, +19.57%).
- Over the past 90 days, the highest average high was 50,000 GP on 2026-09-07 UTC, and the lowest was 634 GP on 2026-08-13 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Basalt price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Basalt?
You can buy up to 10,000 Basalt every 4 hours on the Grand Exchange.
Is Basalt a members-only item?
Basalt is a members-only item and requires OSRS membership to trade.
What is Basalt's current buy and sell price?
At the latest update, Basalt's insta-sell (low) price is 720 GP and its insta-buy (high) price is 732 GP on the Grand Exchange.
How much Grand Exchange tax applies to Basalt?
A sale of Basalt pays the standard 2% Grand Exchange tax, which is 14 GP per unit at the current price.
What does a full buy limit of Basalt cost?
Buying the full limit of 10,000 Basalt costs 7,200,000 GP at the current insta-sell price of 720 GP each.