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No. Orthoclase is a variety of potassium feldspar.
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Which mineral has a hardness of 6 and has cleavage?
Orthoclase Feldspar.
What will fizz when placed on a calcite mineral?
Acid will fizz when placed on a calcite mineral
How can you tell if one of the minerals in a rock is calcite?
Hydrochloric Acid- Calcite will fizz.
Why does calcite break in smooth flat surface?
calcite has a regular arrangement of atoms.
Is calcite light or dark?
Pure calcite crystal it transparent, but generally defects make it a slightly translucent white color. Powdered calcite is white.
What is feldpars hardness?
Orthoclase comes in as 6 on Mohs scale of mineral hardness:- Talc, Gypsum, Calcite, Fluorite, Apatite, Orthoclase, Quartz, Topaz, Corundum, Diamond;
What two minerals are harder than calcite but softer than quartz?
the minerals are fluorite, apatite ,and orthoclase
Can you give examples of minerals from softest to hardest?
Talc - softest Gypsum Calcite Fluorite Apatite Orthoclase feldspar Quartz Topaz Corundum Diamond -hardest
Is orthoclase a silicate?
yes,orthoclase is a silicate mineral
How hard is orthoclase?
hardness for orthoclase feldspar is 6.0
What are example of minerals?
Mica, clinoclase, pyrite, galena, diamond, graphite, calcite, quartz, tourmaline, azurite, lepidolite, orthoclase, plagioclase, beryl, vanadinite, apatite, lazurite, corundum, gypsum, malachite, aluminum, sulfur, hematite.
What minerals make up 90 of the earths crust?
There are ten minerals that are so common that they make up 90% of the Earth's crust. These are quartz, orthoclase, plagioclase, muscovite, biotite, calcite, dolomite, halite, gypsum, and ferromagnesian minerals.
What nonmetal makes up 90 of the earth?
There are ten minerals that are so common that they make up 90% of the Earth's crust. These are quartz, orthoclase, plagioclase, muscovite, biotite, calcite, dolomite, halite, gypsum, and ferromagnesian minerals.
What is mohs scale of hardest and equivalent easy test?
from 1 to 10, talc, gypsum, calcite, fluorite, apatite, orthoclase, quartz, topaz, corundum, diamond. e.g hardness 6 will scratch or abrade apatite but will be scratched or abraded by quartz
What is the numbers and mineral on Mohs hardness scale true of false?
1. Talc 2. Gypsum 3. Calcite 4. Fluorite 5. Apatite 6. Orthoclase Feldspar 7. Quartz 8. Topaz 9. Corundum 10. Diamond
What is hard glass?
it is Orthoclase
How many atoms are in orthoclase?
200
