Sentence examples for samples of natural from inspiring English sources

The samples of natural zeolite were picked up from Al-Mafraq area, northeast of Jordan.

Open image in new window Fig. 2 Samples of natural FA: (a) polycrystalline, (b) single-crystalline and (c) a gem.

Samples of natural seawater is collected from the Arabian Gulf and prepared for different salinities by evaporation and dilution techniques.

Rötter and Grundmann prepared synthesis products, which they analyzed, together with historical arsenic smelters, and historical samples of natural and artificial arsenic sulfide.

The cleaning system was tested on samples of natural copper stained marble in the laboratory and on a copper stained calcareous sandstone plinth in a lapidarium.

Water vapor ad/desorption by samples of natural and modified clinoptilolite was studied in a vacuum setup with a McBain silica-spring balance thermostated at 21 °C.

This is based on the claim in 2006 that two isotopes of roentgenium (261 and 265) were detected in a sample of natural gold -- which is roentgenium's "little sister" element, occurring immediately above it on the periodic table.

Since the method is very general there are numerous possible applications, especially in sampling of natural resources where spatially balanced sampling has proven to be efficient.

A sample of natural commercial graphite from Kropfmühl AG (Germany) has been included because graphite (igneous or as aggregates) has been detected in most enstatite chondrites (Rubin 1997).

Improving such artificial and often ambiguous taxonomic designations, however, will require larger genomic datasets and more carefully designed sampling of natural populations.

Three years after treatment, a sample of natural and planted white pine seedlings was harvested to characterize growth and nutrient uptake.