上等高山晶颇似坑头晶石，色似玻璃，通灵晶莹，佳者更似冰糖一般。部分白高山经油浸亦可愈加透明，直至内外通透，然通明有余，硬结不足。

高山晶较之坑头晶石，鉴别殊为不易，无论通透度或肌理棉纹。

高山晶肌理多含黑针，或团簇状砂，而坑头晶多含金属砂或虱卵（细微白点，呈虱卵状），其次，高山晶较之坑头晶，略显松绵，且高山晶肌理多为棉絮纹，而坑头晶显棉花纹，略显紊乱。

白荔枝萃亦与上述石种颇为相似，不过其石性最为凝结，细嫩且灵透，肌理多含粗萝卜丝纹，丝纹细密有致，部分有白色或黑色绵砂。

青田岩门晶石，亦晶莹透彻，生于岩矿缝隙之中，现已绝矿，多不成材。

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高山晶

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荔枝萃

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荔枝萃

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高山晶

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荔枝萃

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坑头晶

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坑头晶

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荔枝萃

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坑头晶

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高山晶

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坑头晶

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坑头晶

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坑头晶

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高山晶

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岩门晶

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荔枝萃

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高山晶

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岩门晶