Publishers Weekly: The King of the Crags: The Memory of Flames, Book 2
This bleak sequel to 2010's The Adamantine Palace holds up a dark mirror to companion animal fantasies. The aristocrats treat their dragons as prized pets, little knowing that the creatures are ...
Dungeons and Dragons (D&D) Fifth Edition (5e) Magic Item - Adamantine Armor - This suit of armor is reinforced with adamantine, one of the hardest subst...
Here it says Adamantine costs twice the price of Mithril, so if you accept that definition, PHB price (+500) holds for weapon. However Adamantine armor would be double and Mithril 50% more. so plate adamantine is 3k, mithril 2.25k but the linked price of the ore compared to iron. EX:
Adamantine is not an inherently magical metal, nor is a weapon or armor made of adamantine inherently magical. There is a magic item called adamantine armor which is an example of a specific rule modifying a general rule.
Adamantine Weapons Adamantine is an ultrahard metal found in meteorites and extraordinary mineral veins. In addition to being used to craft adamantine armor, the metal is also used for weapons.
Adamantine was a rare item and thats why in 2024 it has the uncommon tag. ( in reality it should have the rare to very rare tag.) " Darkvision doesn’t work in Magical darkness, and if something is magical, Never Trust it acts the same way as a non-magical version of that same thing!”- Discotech Mage over a cup of joe.
This topic was recently asked here Adamantine Weapons and Crafting Them: Did anyone playtest this? and Adamantine and Silver Weapons, 2024 - Rules & Game Mechanics. It affects only objects, no creatures. Object An object is a nonliving, distinct thing. Composite things, like buildings, comprise more than one object. See also “ Breaking Objects.” Creature Any being in the game, including a ...