| 000 | 00798nab a2200277 1n4500 | ||
|---|---|---|---|
| 001 | 000103841 | ||
| 005 | 20250722192628.0 | ||
| 008 | 950525s1990 000 0 spa d | ||
| 041 | 0 | 7 |
_aSpa _2ISO 639-1 |
| 084 | _aRev 980 | ||
| 100 | 1 |
_aMeyer, I _938209 |
|
| 245 | 1 | 0 |
_aDifracción de rayos x : _bidentificación de materias primas minerales |
| 650 | 0 | 4 |
_aMatière première _92846 |
| 650 | 0 | 4 |
_aMinéral _96702 |
| 650 | 0 | 4 |
_aDifraction rx _96965 |
| 650 | 0 | 4 |
_aGypse _911723 |
| 650 | 0 | 4 |
_aChaux _938210 |
| 650 | 0 | 4 |
_aKaolinite _913842 |
| 650 | 0 | 4 |
_aDiatomite _97585 |
| 650 | 0 | 4 |
_aSilice _915842 |
| 700 | 1 |
_aRacines, A _938211 |
|
| 773 | 0 |
_tMinería ecuatoriana _dQuito : [s.n.], 1990 _g2, 1990, p. 31-33 : ill. |
|
| 910 |
_aGSL _c20150612 _h1029 |
||
| 942 | _cANAL | ||
| 999 |
_c29696 _d29696 |
||