[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

打灯观察是鉴别关键:天然水晶在强光下可见絮状棉、云雾状包裹体和生长纹;人工玻璃/合成晶内常见圆形气泡、均匀无纹,且合成晶体可能出现极规律的弧形生长线

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