Because it is crystal, it is hard to keep everyone is same, so these may happen. The size & weight of everyone always is different, it's normal for the differenc.The color may also have some difference with the product, it is normal. The pictures often look larger than real product, pls refer the product size. If you mind these, pls don't place an order, thank you for your assistance! If You Have Not Received Your Item After Estimated Delivered Days, Please Do Not Hurry To Open Case To Us. We Will Provide With You The Professional Customer Service! Hope We Can Have A Good Cooperation. This item is in the category "Collectibles\Rocks, Fossils & Minerals\Crystals & Mineral Specimens\Crystals". The seller is "ruogucrystal" and is located in this country: CN. This item can be shipped worldwide.