Another desirable effect is something called "Nāga skin" which refers to tiny circular weathering marks on the surface of the bead that resemble scales.
Richter magnitude scale | Reptile | reptile | scale | Moment magnitude scale | Fujita scale | Scale model | Reptile (Mortal Kombat) | Reptile Boy | scale model | Scale insect | Rostral scale | Scoville scale | Mercalli intensity scale | International Scale of River Difficulty | Beaufort scale | Synoptic scale meteorology | Supralabial scale | Small-scale agriculture | Rankine scale | moment magnitude scale | Medvedev–Sponheuer–Karnik scale | Hamilton Rating Scale for Depression | asp (reptile) | Wechsler Adult Intelligence Scale | Truck scale | TORRO scale | Tanner scale | Subjective units of distress scale | ''shindo'' scale |