Regular price $12.50
Please be advised that raw materials need to be ordered online before items can be collected or delivered. Please allow a day or so for us to package your raw materials before collection or delivery. We do not carry pre-packaged items in store and will not pack items ordered on the day in store.
Gerstley borate is a calcium borate ore containing the mineral Ulexite ( 3CaO Na2O 5B2O3 16H2O ), along with accessory minerals such as Bentonite, Colemanite, and Probertite.
Please be advised there is a huge shortage of Gerstley borate worldwide.
We will send emails to let you know of sales and new products.