Free Combining in all our 3 Stores ~ Roughdirect, Marcmaissonopal, Minerdirect (in both Opalauction & Gemrockauctions) *in within 7 days* Natural Crystal Opal Rough Specimen Treatment: Unheated / UntreatedImportant Note : This material is non-hydrophane opal (crystal type opal). Its opal gamble, it may or may not be gem grade material, so we rather call it Display Specimen. If you cut it and it works it is your win. Its easy to crack when the weather is very dry, keep it wet always. Photo and video showed in wet condition, we will ship in wet condition with normal water, please do not complain about crack after purchase as we already mention the material. **To combine different store as mentioned above, please send me your email address that using for PayPal, so that I can send you combine invoice in single shipping charge. COMBINING TERMS AND CONDITIONS 1:1 Buyer can combine as many items as possible within 7 Days start from the first purchase, and we will not charge additional shipping surcharge for additional item. 1:2 Buyer pay only single shipping fee and free to combine additional item in single transaction. 1:3 Buyer will be BLOCKED from bidding if there is no payment after 7 Days. SHIPPING TERMS AND CONDITIONS 2:1 WE ONLY USING DHL COURIER SERVICE. All shipping by DHL Courier is more secure and reliable. 2:2 Buyer need to responsible for own country Custom Tax if applicable.