It can mine both Hellstone and Obsidian, unlike the Gold Pickaxe. However, it's incapable of mining Cobalt Ore, Mythril Ore and Adamantite Ore. The Nightmare Pickaxe is one of the first items that a player will obtain that is both melee and gives off particles.
September 19, 2011. A unit price is a currency value assigned to a single unit of measure. For example, a unit price can be applied to a mutual fund's basket of securities. A mutual fund's unit price is the price per fund share; each share represents a unit of ownership in the fund's basket of securities. A stock or share price represents a public company's market valuation per share; each share represents a unit of company ownership.
Seller Three offers widgets at a unit price of $4. Buyer uses unit price to value the packages offered by each of the three sellers and finds that Seller Three offers widgets at the best value, the best price. Unit price is a common form of valuation in sales contract for goods sold in bulk purchasing. The stock price of securities is a form of unit price because securities including stocks are often sold in bulks comprising many units.