{"name":"Extended Mind Crystal","item_type":"Wondrous Item","rarity":"Uncommon","price":"","weight":"","properties":"A gemstone which contains a crystallized bit of spellcasting magic. When you cast a spell that has a casting time of 1 action while holding a mind crystal, you can use it to modify the spell. You can only use a single mind crystal on a spell cast and you cannot use a mind crystal and metamagic on the same spell cast. Once a mind crystal has been used it becomes a nonmagical gem worth 50 gp.\r\n\r\nThis mind crystal enables you to double the duration of a spell that typically has a duration of 1 minute or longer (to a maximum of 24 hours).\r\n","description":"This mind crystal glows with a bright blue color, similar to a sapphire.","armor_class":"","strength_requirement":"","weapon_subtype":"None","weapon_damage":"","weapon_secondary_damage":"","weapon_damage_type":"None","weapon_range":"","attunement":"","source":"Phandelver and Below: The Shattered Obelisk","image_gallery_id":"6500047","tags":"","templateId":"2999","blockId":"1535578","world":"f23bfee1-fef1-458a-9e5d-7b8dc747c3db","folder":"37182","isShared":"on"}