matrix rock

matrix rock

[′mā·triks ‚räk]
References in periodicals archive ?
Many spheroid rocks on Mars are concretions that have eroded out of softer matrix rock, such as copious iron-containing spherules examined by the Opportunity rover,"  Guy Webster, from the media relations office at NASA's Jet Propulsion Laboratory, told International Business Times.
This allows the steam to work at its optimum level to heat the matrix rock and the large volume of oil contained in its pores.
As a matter of fact, in an Alpine cleft these points of nucleation are already present in the matrix rock.
Its name comes from Latin "granatus" meaning seed, because it often resembles small round seeds when found in its matrix rock.
Botryoidal hyaline opal is the only other common mineral, although it is usually overlooked because it is almost invisible on the white matrix rock.
The matrix rock for the sulfur crystals is highly-altered volcanic material consisting now mainly of clay minerals, opal (hyalite), alunite, gypsum and minor films of manganese oxides.
to swab down the entire well to near atmospheric pressure thereby allowing fluids to move in through the numerous fractures from the matrix rock.
The recovery of stibnite crystals attached to their silicified limestone matrix rock presents a nearly insurmountable challenge to the miners because of the lack of adequate specimen recovery tools and technology and because of time constraints imposed by the pre-eminent goal of maintaining ore production schedules.
of Spectrum 2000, to swab down the entire well to near atmospheric pressure thereby allowing fluids to move in through the numerous fractures from the matrix rock.
It is therefore imperative to have a greater understanding of the physical properties of the matrix rocks that compose the geothermal systems.
The distribution of the magnetic susceptibility for the xenolith and matrix rocks are very similar, so magnetic separation can likely not be used for xenolith beneficiation.