Minerals & Rocks (Part A) Flashcards
The way a mineral reflects light from its surface is called it’s….
(1 word)
Lustre
The way some minerals split along flat smooth surfaces is called….
(1 word)
Cleavage
Moh’s scale is used to indicate the….of a mineral
(1 word)
Hardness
The softest mineral is….and the hardest is…..
(1 word, 1 word)
Talc, Diamond
Quartz has a hardness of….
(1 number)
7
Calcite and Galena are minerals that have…cleavage in…directions
(1 word, 1 word)
Perfect
Three
The principal mineral in limestone is….
(1 word)
Calcite
The principal mineral in sandstone is….
(1 word)
Quartz
Granite has an….composition and a….grained texture
(1 word, 1 word)
Acid
Coarse
Basalt has a….or….grained texture and a….composition
(1 word, 1 word, 1 word)
Glassy
Fine
Basic
Kaolin, illite and montmorillonite are known as….minerals
(1 word)
Clay
The three types of metamorphism are…,….,….
(1 word, 1 word, 1 word)
Regional, thermal, dynamic
The zone of altered rock around an igneous intrusions is known as the….
(1 word)
Aureole
A rock with large crystals is said to have a….texture
(1 word)
Porphyrite
Tuffs and agglomerates are known as…..deposits
(1 word)
Pyroclastic
Sedimentary rocks are formed from….and…..
(1 word, 1 word)
Consolidation and cementation
Clastic sedimentary rocks are made up of….cemented together
(1 word)
Fragments
Precipitated sedimentary rocks are formed from….
(1 word)
Solutions
Conglomerates, sandstones and shales are examples of….rocks
Clastic
Limestones, ironstones and evaporites are examples of….rocks
Precipitated
Shelly, coral, algal and oolitic are all types of…..
Limestone
Some common metamorphic rocks are… from sandstone and…. from limestone
Quartzite, Marble
Highly developed parallel splitting planes are the basis of….cleavage, commonly seen in…..
(1 word, 1 word)
Slaty
Slates
A highly foliated and often contorted texture is called….
(1 word)
Schistosity
