background chips gravel red rock stone texture coal grey group hard mine multiple pebbles rocks rocky shore stones surface blue-metal concrete embedded granite patterns rough shapes size Sizes slab textures chipped clear crystal cut edges edging glassy light reflecting reflective sharp surfaced surfaces surfacing textured transparency transparent basic brick brown chipped rocks construction flat stones flint fortification foundation India kalasa karnataka Khalsa limestone masonry mortar pattern plaster protect rural sandstone stone wall structure support village wall Western Ghats abstract appearance close-up gray heavy near protective secure shaped slabs solid strength strong thick abundant aggregate color colors colour colours decoration decorative filler filling garden gardening landscaping milky-quartz outdoors path paths pathways quartz terrain