Yog tias koj tau taug kev ntxiv thiab pom ib lub pob zeb tshwj xeeb uas zoo li ntoo thiab zoo li pob zeb, tej zaum koj yuav dawm li cov ntoo tawg! Cov pob txha siv los ua ntoo tab sis, ntau lab xyoo dhau los, hloov mus rau hauv cov pob zeb tom qab lawv cov khoom siv organic tau hloov pauv los ntawm cov zaub mov xws li quartz thaum khaws cov qauv qub ntawm cov nqaij. Hmoov zoo rau koj, muaj ntau ntau yam sib txawv ntawm cov ntoo tawg thiab ntau cov lus qhia uas tuaj yeem pab koj txheeb xyuas lawv.
Cov kauj ruam
Txoj Kev 1 ntawm 2: Txiav txim siab yog tias Koj Cov Qauv yog Petrified Wood
Kauj Ruam 1. Saib cov ntaub ntawv du hauv cov xim ntoo
Cov ntoo me me uas yooj yim los txheeb xyuas tau ntu du, nkhaus uas feem ntau yog xim av xim av. Khiav koj txhais tes hla cov ntu no thiab yog tias lawv du, nws yog thawj lub cim qhia tias koj tau pom ntoo ua ntoo.
- Khaws ib lub qhov muag tawm me ntsis ntawm cov kua los sis kua-zoo li cov xim zoo li liab (feem ntau muaj zog liab), txiv kab ntxwv, thiab ziab ib puag ncig ntawm qhov du.
- Cov ntu du feem ntau yog 3 txog 5 ntiv tes (7.6 txog 12.7 cm) hauv qhov ntev.
- Yog tias cov hnoos qeev tsis muaj tawv tawv tab sis zoo li thiab zoo li ntoo, nws tej zaum yuav tawg paj. Xav tias yog cov ntaub ntawv jagged uas tuaj yeem qhia thaj tsam uas cov hnoos qeev tawg tawm ntawm nws tsob ntoo.
Kauj Ruam 2. Tuav daim ntawv kom pom kev kom pom qhov pom tseeb
Ntau daim ntoo petrified yog pob tshab. Yog tias koj muaj daim tawv-xim av uas koj tsis paub tseeb, tuav nws mus rau qhov pom kev-yog tias koj tuaj yeem pom dhau los ntawm nws, qhov ntawd yog lwm qhov cim qhia tias nws tau ntoo ntoo!
Txheeb xyuas seb koj puas tuaj yeem pom koj tus ntiv tes duab ntxoov ntxoo los ntawm cov pob tshab ib feem ntawm daim
Kauj Ruam 3. Txheeb xyuas qhov tuab ntawm cov xim dawb hauv cov hnoos qeev
Cov tuab tuab ntawm cov xim dawb hauv qee daim ntawm cov ntoo tawg paj yog qhov tshwm sim los ntawm cov kua ntoo qhuav tawm. Feem ntau, cov ntu no yog hais txog 1⁄2 tuab (1.3 cm) tuab. Yog tias cov kua qaub zoo li no nyob ib sab thaj tsam zoo li cov tawv ntoo thiab xim liab, txiv kab ntxwv, thiab ziab xim, nws tseem muaj feem ntau dua uas koj cov hnoos qeev yog cov ntoo tawg.
- Tuav cov dej dawb rau lub teeb thiab tshawb xyuas kom pom tseeb.
- Khiav koj txhais tes raws cov ntoo los tshuaj xyuas ib feem uas du.
Kauj Ruam 4. Saib rau cov duab puag ncig, ua rau me me, thiab zoo li daim tawv
Yog tias thawj cov qauv ntawm tes tau raug puas tsuaj vim yog kev cog ntoo, tej zaum koj yuav tsis tuaj yeem txheeb xyuas cov ntoo. Siv koj lub qhov muag liab qab txhawm rau nrhiav cov qauv-lub voj voos, cov nplej (ncaj lossis hla), thiab txhua yam uas zoo li cov tawv ntoo. Yog tias koj pom ib qho qauv ntawm txhua qhov, cov qauv ntawm tes yog tej zaum zoo thiab daim tuaj yeem txheeb xyuas tau.
- Saib rau lwm tsob ntoo uas loj hlob nyob rau thaj tsam koj pom cov hnoos qeev. Nco tseg cov qauv sib txawv hauv lawv cov ntoo thiab sim pom lawv hauv koj cov hnoos qeev.
- Txheeb xyuas cov nplhaib loj hlob, uas yog cov voj voos kheej kheej uas txhais cov ntoo.
Txoj Kev 2 ntawm 2: Siv Lub Tshuab Tsom iav lossis Lub Koob Yees Duab
Kauj Ruam 1. Txheeb xyuas cov kab puag ncig me me lossis cov nkoj zoo li tus pas
Txhua hom ntoo muaj cov hlwb-hu ua tracheids-uas tsim cov qauv sib txawv. Thaum qee qhov pom ntawm qis li 10x kev nthuav dav nrog lub iav tsom iav, lwm tus xav tau txog li 800x nrog lub tshuab tsom iav. Sim pib qis thiab nce mus ntxiv kom txog thaum koj tuaj yeem tau txais kev xav rau yam ntawm cov qauv ntawm tes hauv ntoo. Thaum tab tom nrhiav kev teeb tsa, txav hla cov ntoo hauv cov lus tsa suab ib yam li koj xav thaum tshuaj xyuas qhov kev loj hlob ib ncig.
- Cov ntoo Conifer muaj cov kab me me, puag ncig ua ke nyob hauv kab ncaj.
- Angiosperms (walnut, ntoo qhib, thiab sycamore) muaj cov hlab ntsha hloov pauv ntawm cov cell. Cov no tsis yog puag ncig ib puag ncig thiab tsis tau teeb tsa ua kab zoo.
- Gingko ntoo muaj qhov tshwj xeeb tsim cell zoo ib yam li pob kws.
Kauj Ruam 2. Txheeb xyuas qhov tuab thiab qhov sib txawv ntawm cov duab ci
Rays yog cov kab tsim los ntawm cov cell me uas khiav radially los ntawm qhov nruab nrab ntawm tsob ntoo mus rau ntug ntawm daim tawv ntoo. Thaum qee hom ntoo muaj cov duab ci-me me li 1 txog 2 lub cell dav-lwm tus muaj tuab dua. Hauv qee kis, cov duab hluav taws xob no nthuav tawm qhov sib txawv hauv lawv qhov dav. Nco tseg cov duab hluav taws xob hauv koj cov ntoo uas tau tawg thiab muab piv rau cov yam ntxwv ntawm cov ntoo sib txawv.
- Cov txiv hmab txiv ntoo uas muaj cov txiv hmab txiv ntoo feem ntau muaj cov duab ci uas tau tsim los ntawm ntau qhov dav sib txawv, ob qho loj thiab me.
- Pine ntoo muaj cov duab uas yog nqaim nqaim.
- Nco ntsoov tias cov duab hluav taws xob yooj yim pom hauv cov ntoo tawv dua li cov ntoo mos mos.
Kauj Ruam 3. Saib cov ciav dej uas nyob ib sab ntawm cov cell thiab cov duab hluav taws xob
Cov kav dej tsuas yog pom hauv cov ntoo ntsuab thiab yuav luag zoo li yog cov cell tshwj tsis yog lawv qhov loj. Lawv feem ntau pom hauv ntoo thuv, spruce, Douglas-fir, thiab larch ntoo.
- Resin ducts yog pom hauv ntoo thuv yam tsis muaj kev nthuav dav. Hauv lwm hom tsiaj, lawv me dua thiab tsuas pom los ntawm kev nthuav dav.
- Sib piv cov yam ntxwv sib txawv nrog cov qauv ntawm tes thiab duab hluav taws xob. Piv txwv li, yog tias koj pom tias koj cov ntoo muaj cov duab ci uas ncaj thiab nqaim ntxiv rau cov kav dej, koj tuaj yeem xaus qhov ntoo zoo li ntoo thuv.
- Yog tias koj tsis tuaj yeem pom cov yeeb nkab ciav, cov hnoos qeev yuav yog tsob ntoo txiav ntoo xws li ntoo qhib, maple, lossis beech.
Kauj Ruam 4. Txheeb xyuas cov kab kawm ntawm cov zaub mov los ntawm xim
Cov xim nyob hauv cov ntoo uas muaj ntoo tsis muaj txiaj ntsig zoo rau kev txiav txim siab tshwj xeeb cov zaub mov lossis hom ntoo. Txawm li cas los xij, lawv tuaj yeem siv los txiav txim seb cov kab ntawv twg yog nyob hauv koj cov ntoo tawg. Nco tseg ntawm cov xim tam sim no hauv koj cov ntoo petrified thiab nrhiav nws cov khoom sib xws.
- Dub feem ntau qhia tau tias muaj carbon.
- Xiav lossis ntsuab ntxoov yog feem ntau los ntawm tooj liab, cobalt, lossis chromium.
- Cov xim daj thiab xim dub feem ntau tshwm sim los ntawm manganese oxides.
- Txiv kab ntxwv thiab liab yog vim muaj manganese.
- Cov xim liab, daj, thiab xim av yog tsim los ntawm cov hlau oxides.
