Sentence examples for lightweight rock from inspiring English sources

The obtained dried sample is a loosely cemented porous and lightweight rock of sedimentary origin, mainly formed from skeleton of diatomea.

Volunteers built three of Brookner's floatation islands that immediately attracted nesting birds with lightweight "rock formations" for protection of eggs and indigenous plants for phytoremediation.

Having organized volunteers to build three floatation islands, the installations immediately attracted nesting birds with their lightweight "rock formations" doubling in their supply of protection for eggs and as supports for the phytoremediation of indigenous plants that are a food source for the birds and other cohabitable wildlife.

The idea that the lunar crust is the product of differentiation in an ancient magma ocean is supported to some extent by compositional data, which show that lightweight rocks, containing such minerals as plagioclase, rose while denser materials, such as pyroxene and olivine, sank to become the source regions for the later radioactive heating episode that resulted in the outflows of mare basalts.

At the opposite end of the scale, lightweight pneumatic rock drills have also found wide favour in mining and certain tunneling operations.

Individual items on display include coprolite from Mongolia, a 500 pound (227 kg) piece of the lightweight volcanic rock pumice, obsidian and basalt.

In some circles Maná has been disparaged as fresas, translated as strawberries, a term used to describe bands viewed as lightweight pop-rock groups.

Although the genres they frequently draw on might seem lightweight – 70s soft rock, 80s synth-pop – the levels of craft here are not.

Specifically, the coarse aggregates were limestone, sandstone, trap rock and lightweight aggregate.

Damage (microcracking) resistance of the concrete with different aggregates was in the order limestone ⩾ trap rock ≫ lightweight aggregate ⩾ sandstone.

The rock-hard, lightweight material is made from thousands of carbon fibers that are woven into strands and then weaved together into a mesh less than one-fifth of millimeter thick.