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Honduras Geology April, 1997, Edition 1.4
CEDROS, HONDURAS 1:50,000
| Age/Edad |
Unit/ Unidad |
Descripción |
Description |
|
Cenozoico
|
Cuaternario |
|
|
Depósitos Fluviales
|
Fluvial Deposits
|
|
Qal
|
Qaf
|
Qal, pie de monte y terraza de grave |
Qal, Piedmont and terrace gravel |
|
Qsg
|
Qaf, abanicos aluviales |
Qaf, alluvial fans |
|
Qsg, planicies de inundación y depósitos de cauce |
Qsg, Floodplains and channel deposits |
|
Terciario
|
|
|
Depositos Antiguo de Valle
|
Valley fill deposits
|
|
QTd
|
|
QTd, Terraza de grava |
QTd, Gravel terraces |
|
|
Grupo Jutiapa
|
Jutiapa Group
|
|
Tj
|
Tjs
|
Tjs, sedimentos derivados de rocas cenozoicas y mesozoicas, y rocas
piroclásticos interestratificados. |
Tjs, Sediments derived from Mesozoic and Cenozoic strata, y interstratified
pyroclastic rock. |
|
Tj, ignimbritas rioliticas y tobaceas, con sedimentos fluvial y piroclásticos
interestratificados |
Tj, Rhyolitic ignimbrites and tuffs, with interstratified fluvial sediments
and pyroclastic strata. |
|
|
|
|
|
Tv
|
|
Tv, principalmente riolita ácida y algo de andesita. |
Tv, Mainly rhyolitic acidic volcanic rock with minor amounts of andesite. |
|
Tvb
|
Tvb, Principalmente basalto y otra volcánicos máficos,
así como rocas sedimentarias derivadas de volcánicos, probablemente
pertenecientes a la formación matagalpa. |
Tvb, Mainly basalts and other mafic volcanic rock, as well as volcanic
derived sedimentary strata, probably correlative with the Matagalpa Formation. |
|
|
|
|
Mesozoico
|
Cretácico
|
|
|
Grupo Valle de Angeles
|
Valle de Angeles Group
|
|
KTva
|
|
KTva, Capas rojas; arenisca arkosica, limolita, lutita, y conglomerado
de cuarzo en guijarros, ocacionalmente interestratificadas con volcánicos
y delgadas capas de caliza concresinaria; |
Redbeds, arkosic sandstone, siltstone, shale, and quartz pebble conglomerate,
occasionally interbedded with volcanic rock and thin beds of concretionary
limestone. |
|
KTvae
|
|
KTvae, calizas margosa de la formación esquías. |
KTvae, Loamy (marl?) limestones of the Esquiás Formation |
|
KTva
|
|
|
|
|
|
Grupo Yojoa
|
Yojoa Group
|
|
Ky
|
|
Ky, caliza de estraticación gruesa y delgada con lutita calcárea. |
Ky, Thick and thin-bedded limestone with calcareous shale. |
|
Jurásico
|
|
|
Formación Todos Santos
|
Todos Santos Formation
|
|
Jts
|
|
Jts, arenisca de cuarzo, y conglomerado de guijarros interestratificacado. |
Jts, Interstratified quartz sandstone and pebble conglomerate. |
|
Paleozoico
|
|
|
Formación Cacaguapa
|
Cacaguapa Formation
|
|
cs
|
|
cs, Principalmente esquisto cuarzo moscovita y filitas; algo de clorita,
esquisto de grafito y rocas meta-igneas. |
cs, Mainly quartz muscovite schists and phyllites, some containing
clorite, graphitic schists and meta-igneous rocks. |
|
|
|
|
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|
|
Principalmente Cenozoico
|
|
|
Rocas Intrusivas
|
Intrusive Rocks
|
|
gd
|
|
gd, granodiorita san ignacio. |
gd, San Ignacio granodiorite |
|
ap
|
|
ap, pórfido de andesita cedros e intrusivas relacionadas. |
ap, Cedros andesite porphyry and related intrusive rock. |
|
ui
|
|
ui, composición básica a intermedia. Intrusivo no diferenciados |
ui, basic to intermediate composition intrusive rock. Undifferentiated
intrusive. |
Fuente/Source: Alan P. King, 1973, Mapa Geologico de Honduras, Hoja
de Cedros, escala 1:50,000. Instituto Geografico Nacional, Tegucigalpa,
Honduras
English translation by Robert D. Rogers.
Return to Contents of Honduras Geology. Return
to stratigraphic map index.
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