Sensei Stone

*This item is qualified for FREE SHIPPING to all 48 continental states!  Additional shipping fees may apply for shipping to Puerto Rico, Hawaii, and Alaska. IMPORTANT:    *Please select Free shipping, NO expedited shipping option will be accepted.  We appreciate your kind understanding. Sensei Stone is a unique variation of natural Magura sandstone, closely related to Blue Fin stone (both from the same geological group). While Blue Fin typically comes in flatter, slate-like pieces, Sensei Stone is known for its three-dimensional form and striking reddish hue. This stone is neutral in terms of KH parameters, making it ideal for aquascapes. It promotes plant growth on its surfaces and provides beneficial habitats for invertebrates. Please carefully review our product descriptions before placing an order. We offer four different package options for the Sensei Stone:   Regular Mix: Minimum Order Amount: 10 lbs  Medium Mix: Minimum Order Amount: 20 lbs Large Mix: Minimum Order Amount: 30 lbs  X-Large Mix: Minimum Order Amount:  45lbs      SPECIFICATIONS: *This stone is mostly inert and has minimal impact on water chemistry *Regular Mix: Stone size (3" to 8") Assorted sizes stone selection. *Medium Mix: Stone size (4" to 9") Assorted sizes stone selection. *Large Mix: Stone size (4" to 11") Assorted sizes stone selection. *X-Large  Mix: Stone size (5" to 13") Assorted sizes stone selection containing an X-Large piece main stone plus some medium and smaller stones to fill the remaining weight.   Ordering Tips: For Regular Mix, Medium Mix, and Large Mix orders, we typically provide a variety of stone sizes based on the amount you order, unless you specify otherwise. For X-Large Mix orders, you may send us photo examples via email or provide descriptions in the notes section at checkout. If no preferences are given, we will select stones for you. If you’d like to be more specific with your stone selection, you can use the notes section when placing your order to provide details. You may include the size and dimensions of your tank, whether it's for an Iwagumi layout or to complement wood, or even share a link to a picture example. If you're unsure about how much to order, feel free to email us, and we’ll assist you in determining the right quantity for your setup. Please note: While we do our best to accommodate your requests for stone size and shape, we can only guarantee approximations. We cannot fulfill requests for specific characteristics, textures, or exact shapes.