Lub physicochemical thaj chaw ntawm Taihu pob zeb yog intimately txuas rau lawv cov txheej txheem tsim thiab tshuaj muaj pes tsawg leeg. Cov pob zeb feem ntau yog cov limestone-tshwj xeeb yog calcium carbonate- cov pob zeb no muaj kev cuam tshuam los ntawm cov dej uas muaj carbon dioxide. Nyob rau lub sijhawm ntawm geological epochs loj heev, los ntawm kev sib xyaw ua ke ntawm kev cuam tshuam ntawm nthwv dej thiab tshuaj lom neeg yaig, lawv tau maj mam hloov mus rau hauv lawv cov cim tshwj xeeb, cov yam ntxwv - txhais los ntawm qhov zoo ntawm leanness, cragginess, openness, thiab permeability, as well as sinuous contours thiab rounded edges. Qhov no evolution ua hauj lwm raws li ib tug striking manifestation ntawm lawv cov yam ntxwv tshuaj.
Nyob rau hauv cov nqe lus ntawm lub cev lub cev, Taihu pob zeb muaj ib tug nplua nuj palette ntawm cov xim; thaum dawb thiab grey predominate, ntxoov xiav -ntsuab, daj, thiab dub kuj nquag pom. Cov kev hloov pauv hauv cov xim no ncaj qha cuam tshuam nrog cov xwm txheej ib puag ncig uas cov pob zeb tsim, nrog rau qhov xwm txheej ntawm impurities nyob rau hauv lawv. Hais txog hardness, Taihu pob zeb muaj Mohs hardness ntawm 3, cais lawv raws li cov ntaub ntawv mos mos. Qhov no inherent softness renders lawv heev amenable rau sculpting rog ntawm ntuj yaig thiab tib neeg craftsmanship, pab tsim ib tug ntau yam ntawm cov duab thiab cov ntaub ntawv. Hais txog qhov ntom ntom, Taihu pob zeb feem ntau yog nyob nruab nrab ntawm 2.1 thiab 2.6 tons ib cubic meter.
Tsis tas li ntawd, qhov sib txawv ntawm lub cev muaj zog muaj nyob ntawm ntau hom Taihu pob zeb. "Dej-yug" Taihu pob zeb-tshwj xeeb yog cov quarried los ntawm cov dej ntawm Lake Taihu nyob ib ncig ntawm Xishan (West Roob) ntawm Dongting, Suzhou- yog cov yam ntxwv ntawm ib tug ruaj khov, zoo nkauj zoo nkauj; piv rau lawv cov "land-yug" counterparts, lawv muaj hardness thiab ntom. Qhov chaw ntawm cov dej no-cov pob zeb uas muaj feem ntau muaj cov kev ntxhib los mos zoo ib yam li cov nthwv dej lossis cov ntses nplais - cov qauv uas muaj ntau haiv neeg thiab ib txwm hloov pauv. Thaum ntaus, lawv emit ib tug meej, resonant nplhaib, zoo li lub suab nrov nrov ntawm lub pob zeb chime (qing). Conversely, "av-yug" Taihu pob zeb muaj ib qho kev ntxhib los mos uas tsis tshua muaj lustrous thiab ua kom zoo dua li cov dej-yug ntau yam, thiab lawv kuj muaj qhov qis me ntsis ntawm hardness thiab ntom.
