Tourmaline is a six-member ring cyclosilicate having a trigonal crystal system. It occurs as long, slender to thick prismatic and columnar crystals that are usually triangular in cross-section, often with curved striated faces.

Shipping policy and disclaimer

All items are dispatched on Mondays. Therefore, we kindly request you to complete the checkout of your cart by Sunday morning to allow us sufficient time to prepare shipments. For those who have not made at least 3 purchases from us, please make payment for the awarded items within 24 hours. Customers with 100% positive feedback and a history of previous purchases may have extended payment time for their cart and enjoy savings on shipping costs. However, it is requested to inform us in advance. Customers with items in their cart who do not proceed to

checkout within the specified timeframe will be notified once. Subsequently, the cart will be canceled, and the possibility of placing new bids will be restricted.

We appreciate your cooperation and understanding regarding our shipping policies. Your support is invaluable to us, and we look forward to serving you with the utmost care and attention.

If you have any questions or special requests, feel free to reach out.

Thank you for being a valued member of the Gemrock community!

Please note that gemstone pictures are captured under various light conditions to showcase their unique characteristics. We advise customers to consider the potential variations in color and appearance based on different lighting setups. Each gemstone is sold 'as is,' and we recommend keeping this in mind while making a purchase. If you have any specific questions or concerns, feel free to reach out to our customer support for further assistance.