what is ruby doublet: clear quartz on top of ruby base with adhe
所有跟帖:
• adhesive. (glue) . also a lot of new opal made with same way. -西风-西风- ♀ (0 bytes) () 12/26/2018 postreply 14:43:48
• 高倍放大镜下, 侧面一看就知道是两块粘起来的 -螺丝螺帽- ♀ (31 bytes) () 12/26/2018 postreply 14:49:42
• right! -西风-西风- ♀ (0 bytes) () 12/26/2018 postreply 15:05:13