How much does a 3.5 of Moonrocks cost?

Could you please elaborate on the pricing of Moonrocks, specifically for a quantity of 3.5? I'm interested in understanding the market value and any factors that might affect the cost. Is there a standard price range for Moonrocks, or does it vary depending on availability, quality, or other metrics? Additionally, how frequently do prices fluctuate, and are there any specific marketplaces or platforms that offer competitive pricing for Moonrocks? I'd appreciate any insights you can provide on this matter.