riebeckite वाक्य

The cummingtonite / grunerite series is often termed amosite or brown asbestos; riebeckite is known as crocidolite or blue asbestos.
Riebeckite granite was used for the facing stones of the Canton Viaduct from Moyles Quarry ( a . k . a.
Associated minerals include calcite, dolomite, grossular, wollastonite, talc, diopside, forsterite, cummingtonite, riebeckite and winchite.
Sometimes granular augite or spongy riebeckite occurs in the groundmass, but as a rule this part of the rock is highly feldspathic.
"' Crossite "'is an inosilicate double chain sodic amphibole and is a rare silicate mineral belonging to the riebeckite group.

It was discovered in the Willow creek basin below Silver Star mountain in miarolitic cavities within the alkaline riebeckite granite phase of the Golden Horn batholith, Okanogan County, Washington.
Exterior stone for the walls, wing wall abutments, portals, deck arches, coping, parapets and the foundation stone are riebeckite granite mined from Moyles quarry ( a . k . a.
Geologically, the two Dirrington Laws comprise Carboniferous volcanic felsite ( riebeckite ), and may be the remains of a laccolith, a type of volcanic intrusion into the surrounding sedimentary rocks of the Old Red Sandstone.
However, asbestos are known carcinogens, and cause various other illnesses, such as asbestosis; amphibole asbestos ( anthophyllite, tremolite, actinolite, grunerite, and riebeckite ) are considered more dangerous than chrysotile serpentine asbestos.
As a result, Arran is sometimes referred to as " Scotland in miniature " and the island is a popular destination for geologists, who come to see micro-granite containing riebeckite known as " Ailsite " which is used to make curling stones.