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UTRECHT MICROPALEONTOLOGICAL BUllETINS

UTRECHT MICROPALEONTOLOGICAL BUllETINS

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~~ Light green shale.<br />

tP}·('WJ<br />

Light green sandstone.<br />

~ Green calcite crystals radiating from centres of different lithology.<br />

~<br />

~ Green calcite crystals, that are irregularly oriented.<br />

1::ro;·vl<br />

Calcareous sandstone.<br />

1;::$:·1.1 BreccioU3 conglomerate with a bright coloured sparritic calcite cement.<br />

Breccious conglomerate with a brown bituminous and sparritic calcite cement<br />

and many pyrite components.<br />

• Black shale.<br />

•<br />

m<br />

Slightly glauconitic black shale.<br />

Glauconite sand with a black shale matrix.<br />

~<br />

f'tr:{ffifl<br />

D<br />

Ed<br />

Highly calcareous glauconite sand with a cement of sparry calcite,often<br />

arranged in rosette-like structures.<br />

~ Stylolith plane.<br />

Q<br />

Orthoceratid.<br />

The relative abundances of the<br />

conodont specimens per sample.<br />

/ = at least 1 % but < 5 %.<br />

X at least 5 % but < 10 %.<br />

X at least 10 % but < 20 %.<br />

at least 20 %.<br />

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