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Breccia - Wikipedia


Breccia is a rock composed of broken fragments of minerals or rock cemented together by a fine-grained matrix that can be similar to or different from the ...

Properties of Breccia | Breccia Properties - Compare Rocks


There are various physical properties of Breccia like Hardness, Grain Size, Fracture, Streak, Porosity, Luster, Strength etc which defines it. The physical ...

Breccia - Geology - rocks and minerals


Breccia is a rock formed from angular gravel and boulder-sized clasts ... Hardness - variable, soft to hard, dependent on clast composition and strength of  ...

What is the hardness of breccia - Answers.com


Breccia is a type of rock which is composed of broken fragments of minerals. It is commonly used as an aggregate and as dimension stone for decoration of ...

Breccia: Sedimentary Rock - Pictures, Definition, Formation


Breccia is a clastic sedimentary rock similar to conglomerate that can form in a variety of ways.

Sedimentary Rock Identification


Aug 1, 2011 ... Quartz has a hardness of 7 and is very difficult to scratch, even with a good ... >2 mm, angular quartz, feldspar and rock fragments, Breccia.

Rocks and Minerals Slide Show - Volcano World


Augite has a hardness of 5-6.5 with a vitreous luster and a prismatic cleavage . ..... The difference between the two rocks is that breccia's rock fragments are very  ...

Chapter 4 Engineering Classification of Rock Materials - USDA


Hardness and unconfined compressive strength of rock. 4–5 materials ..... TECTONIC BRECCIA (41) ... material strength; the hardness categories form a scale.

Mineral and Rock Identification


calcite: hardness = 3 (not very hard), 3 cleavages not 90°, fizzes in dilute HCl. quartz: hardness ... breccia: contains angular pebbles and gravel conglomerate:  ...

Breccia | Define Breccia at Dictionary.com


Breccia definition, rock composed of angular fragments of older rocks ... Its material is a breccia from a quarry near Thebes, and is remarkable for its hardness.