MONTESSORI HISTORY : Story of Medieval Transportation

 CIVILIZATION



 Medieval Transportation

 Horse-or ox-drawn carts remained

the main means of transportation by land

for many centuries. In Medieval times, 

people traveled short distances and

 the horse-drawn cart was mainly

used for carrying farm products.

  

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MONTESSORI HISTORY : Story of Renaissance Transportation

 CIVILIZATION

Renaissance Transportation

 The horse-drawn coach was designed

in the Renaissance period. It was suspended

on springs and belts. Similar devices  are still

used today  to avoid discomfort when traveling 

on bumpy roads. The seats were upholstered

and padded to make journeys as

comfortable as possible.

   

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MONTESSORI HISTORY : Story of Modern Transportation

 CIVILIZATION

Modern Transportation

 George Stephenson applied the steam

engine to his first locomotive in 1821. Since then,

Modern transportation has developed rapidly.

Advances in the technology of trains, planes,

automobiles, motorcycles, and water vessels

give us every option to travel anywhere

in the world with great comfort.

  

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TYPES OF MINERALS : Apatite

TYPES OF MINERALS

Apatite

 Apatite is found only in small amounts,

mainly in igneous rocks such as granite.

It can also be white, green or blue.

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TYPES OF MINERALS : Turquoise

TYPES OF MINERALS

Turquoise

 The rare mineral is found in hot,

dry areas of the world, such as the

southwestern state of the U.S.A.

It forms either in masses, as veins running

through other rocks, or as crusts on top of

them. Blue turquoise is used as a gemstone.

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TYPES OF MINERALS : Beryl

TYPES OF MINERALS

Beryl

 Usually found in granite, beryl forms long,

six-sided crystals. It can be many different

shades, which are used as different kinds

of gemstones. For instance, green

beryl is called emerald.

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TYPES OF MINERALS : Garnet

TYPES OF MINERALS

Garnet

  Garnets are found in certain metamorphic

rocks, such as schists. They form good

crystals and there are many kinds, but they

are usually dark red or reddish-brown.

They are used as gemstones. 

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TYPES OF MINERALS : Smithsonite

TYPES OF MINERALS

Smithsonite

Smithsonite is found as rounded

masses or as crusts, coating other

minerals and rocks. it can be white,

gray, green, blue ,yellow or brown.

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TYPES OF MINERALS : Olivine

TYPES OF MINERALS

Olivine

This mineral is normally olive green,

but can be white or black. A transparent

green variety is used as a gemstone.

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TYPES OF MINERALS : Milk Quartz

TYPES OF MINERALS

Milk Quartz

Quartz is a mineral found in all types of rocks.

Milky quartz is the most common kind.

It is found as white veins running through

igneous rocks and metamorphic rocks.

It is opaque (not see-through).

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TYPES OF MINERALS : Tourmaline

TYPES OF MINERALS

Tourmaline

 Tourmalines are used as gemstones.

They make long crystals.They tend to be

black, but can also be blue, pink and green.

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TYPES OF MINERALS : Feldspar

TYPES OF MINERALS

Feldspar

There are many kinds of feldspars,

including plagioclase feldspar shown here.

They are often found in ganite and sedimentary

rocks. White and pink feldspars are very common.

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TYPES OF MINERALS : Agate

TYPES OF MINERALS

Agate

 Agate is a type of chalcedony that has bands

of different shades. They range from milky

white to green, brown, red and black.

Most agate is found as rounded lumps.

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TYPES OF MINERALS : Opal

TYPES OF MINERALS

Opal

 Opal forms either as rounded lumps

or as small veins, which run through other

rocks. Its varies from milky white to green,

blue, red, brown or black. It can

be used as a gemstone.

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TYPES OF MINERALS : Carnelian

TYPES OF MINERALS

Carnelian

 Carnelian is a type of chalcedony,

which is reddish brown. Other types of

chalcedony includes jasper, which is

dark red. There is also a green kind

with red spots, called heliotrope.

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TYPES OF MINERALS : Chalcedony

TYPES OF MINERALS

Chalcedony

 This is a variety of fine-grained quartz,

which does not form crystals. Instead usually

forms rounded masses. It varies from gray

to white, but can also be red, brown or black.

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TYPES OF MINERALS : Calcite

TYPES OF MINERALS

Calcite

Calcite is usually transparent (see through),

but it can be gray, green, yellow, red or blue.

When broken, its crystals always form

six-sided shapes called rhombs. 

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