(1)采矿请求权
指土壤或岩石中含有贵金属的公有地块，经探矿者依法经过「定位」〔location〕程序取得的采矿权。这是一种具有矿藏特征的对公有土地的占有权益，可以买卖、转让和继承，但以在地块范围内已探明矿藏为前提，如无矿藏，不能取得此项权益。

(2)蕴藏贵金属的公有土地

• ex praecogitata malicia
• ex praemissis
• express abrogation
• express acceptance
• express active trust
• express agency
• express aider
• Expressa nocent, non expressa non nocent.
• Expressa non prosunt quae non expressa proderunt.
• express assumpsit
• express authority
• express business
• express carriage
• express color
• express common-law dedication
• express company
• express condition
• express consent
• express consideration
• express contract
• express covenant
• express direction
• express dissatisfaction
• express easement
• express(ed)