Polar jade slabs will contain five square inches in one slab order. (Stock 532s) This fantastic, translucent, nephrite jade is from British Columbia, Canada, and is rated "A" quality. The slabs are approximately 1/4" thick. This is a hard dense jade in shades of green rivaling jadeite for quality jewelry. The digital image has been backlit to show the translucency of the slabs. Until further notice, no A quality rough Polar jade is available from our supplier.