flatly arranged collection of smooth river stones in muted earth tones generative ai

rock stones pebbles natural geology collection arrangement flatlay display pedestal stage texture earthtone neutral muted whitebackground highcontrast crisp smooth flat riverstone raw organic minimalist stilllife product showcase naturalmaterial textured rustic earthy rawmaterial abstract minimal simple clean elegant tranquil calming zen nature environment design backdrop prop studio flatly arranged river earth tones white central showcased pure stone providing object generative