Black Tourmaline Crystal Pyramid Crystal Pyramid The kit format groups them

The kit format groups them together as a single object - a cross-category sampling for the customer building a botanical-and-resin shelf in one purchase rather than across many

the Andean copal of pre-Inka and contemporary Peruvian tradition

Named in 1788 after Colonel Hendrik von Prehn

softened Mediterranean homes for thousands of years - strewn on floors

The plainest stones in the range

Black Tourmaline Crystal Pyramid Crystal Pyramid The kit format groups themBlack tourmaline a dense, true black cut to four faces and an apex, marked with fine lengthwise grooves: schorl, one of the most chemically complex minerals cut as a stone. From Brazil, a pyramid. It is schorl, a sodium iron rich tourmaline, one of the most complex borosilicate minerals known, its formula running to a dozen elements; iron gives the deep black. Harder than quartz at Mohs 77. 5, with fine striations that often survive the polish.