Calcite Orthoclase white to off-white color Hopeite

white to off-white color Hopeite crystals which vary in habit from slender “blades” to incredibly well-formed blocky orthorhombic crystals

and superb form

First is the fact that the crystal is ON MATRIX

but this piece features crystals thin enough that the color actually shines through with good backlighting

Calcite Orthoclase white to off-white color HopeiteThese are such eye catching and unique Calcites from the Grabiszyce Quarry, which is in far southwestern Poland near the Czech border. The pieces were collected starting in 2015, but they were not revealed to the public until 2018. According to the information online, the area that produced these specimens is nearly finished, so it seems there will be little available to purchase after the initial offering. They made a big splash at the Tucson Show in