Abelsonite (A) grain associated with authigenitc orthoclase (O) and a micaceous mineral (M). (AmMin, v63:930). Location: Wosco sample (Sec 36 T9S R20E) (Depth 2508.2 - 2508.15). Drill cores in or near the Mahogany Zone oil shale of the Green River Formation in Uintah County, Utah, USA. Scale: Magnification 800 X.
Two furnishing fabrics with woven patterns based on the crystal structure diagrams of orthoclase (left) and hydrargillite (right). Produced by the Old Bleach Linen Co. Ltd. as part of the Festival Pattern Group scheme co-ordinated by the Council of Industrial Design, 1949-51.