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If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.
Customer service
All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com
Sale & Press
If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com
'Hurray for Mackenzie and Guilford for at last we have a pictorial guide to the rockforming minerals! . . . such feasts of colour in mineralogy books are rare . . . an admirable guide'New Scientist
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