Possible Clues:

• Gold in case, diamonds in hole
• Opening extract from honorific eulogy
• The mouth of a cavity
• Alternatively, if frozen, that's the sound of the whole of it
• Bodily opening, mouth of cavity
• Sounds like the whole of it, or if it's frozen
• That sounds like the whole of it, or if it's frozen
• Sounds like the whole, possible, frozen alternative
• Blasting, I twice force an opening
• A bodily cavity