This image quartz crystals type "Maramureş diamond" system common in carbonate veinlets that fills cracks in the sandstone. Power veinlets very diverse from 1-2 mm to 10-15 cm. In central veinlets distributed allotment of carbonate substance (anthraxolite) that fill the space and intergranular voids between crystals of calcite and form a separate raids. Directly in the secretions of bitumens are quartz crystals type "Maramureş diamonds"