lossis

liab

liab jasper  

Liab jasper

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Liab jasper Liab jasper, qhov sib sau ua ke ntawm microgranular quartz lossis chalcedony thiab lwm yam pob zeb ntu, yog opaque, impure ntau ntawm silica ....
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hluavtaws liab beryl 

Hluav taws xob liab beryl

Synthetic liab beryl Advanced thev naus laus zis tam sim no muaj peev xwm ua txhua yam ntawm cov hluavtaws liab beryl. Tau kawg emerald tab sis kuj yog ...
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kev ua yuam kev: Cov ntsiab lus yog kev tiv thaiv !!