[DOC] [TLE] Streak Test for Minerals - using a porcelain streak plate - Geology.com [PAR] The streak test is an easy way to determine the color of a mineral in powdered 
form. ... This can produce a small amount of powdered mineral on the surface of 
the plate. ... Brittle, often leaves black cleavage debris behind instead of a streak. 
... the tabletop, place the point of the specimen firmly against the streak plate, and
,... [DOC] [TLE] Mineral Gallery - The Property of Streak [PAR] Streak is closely related to color, but is a different property because the color of ... 
minerals hematite and galena can be confused when both have a gray color. ... a 
streak on a streak plate but might scratch the plate leaving a white powder of... [DOC] [TLE] Streak (mineralogy) - Wikipedia [PAR] The streak (also called "powder color") of a mineral is the color of the powder 
produced when it is dragged across an un-weathered surface. ... Hematite, which 
is black in appearance, leaves a red streak which accounts for its name, which... [DOC] [TLE] How To ID a Meteorite - University of New Mexico [PAR] The surface of a meteorite is generally very smooth and featureless, but often has 
.... If there are other, brightly-colored crystals or grains in the rock, it is probably 
not a ... Take the sample that you think is a meteorite and scratch it vigorously on 
the ... magnetite, and if it leaves a red-brown streak it is almost certainly hematite. [DOC] [TLE] Color Streak - Science Learning Space [PAR] rocks by both the color that you see, and the color that gets left behind. ... 
hematite). This works well for minerals that are all one color, but it's tricky for ... 
For a streak test, a mineral is used like a pencil and scratched across the surface 
of a ceramic ... of a kind of rock that leaves a streak a different color than its 
surface color. [DOC] [TLE] Mineral Flow Chart [PAR] Vitreous Luster, any color can occur. Conchoidal fracture ... Color often dark red 
or reddish brown. Vitreous ... Streak. Strong red- brown streak. Earthy luster and 
strong red color. Hematite ... columns and easy to scratch with fingernail. Gypsum
. [DOC] [TLE] GeoMan's Mineral Identification Tests - U. of Oregon [PAR] Luster: The quantity and quality of light reflected from the surface. ... Color: 
Obvious, but not always definitive. ... Streak: The color of the powdered mineral. 
... Good examples include hematite (always red-brown no matter what form it's in) 
and chromite ... Hardness: Hardness is the resistance of a mineral to scratching. It 
does... [DOC] [TLE] Mineral Properties and Identification - Regents Exam Prep Center [PAR] Luster- The way light is reflected from a newly exposed surface. ... Most metallic 
luster minerals have a dark colored streak. Crystal ... You test a mineral's 
hardness by scratching the unknown mineral with an object of known hardness. 
Moh's... [DOC] [TLE] Lesson 1: What are minerals? [PAR] streak the color of the powder that a mineral leaves when it is scratched across a 
special plate cleavage property of minerals that break along smooth, flat surfaces
. Mineral Crystals. Minerals ... The mineral hematite can be silver or red. But the... [DOC] [TLE] Unit C: The Dynamic Earth Earth Science 0C0 UNIT C EARTH ... [PAR] LESSON 1 Gemstones of many colors, ores that contain useful metals, ... Rocks 
that look melted, folded, or layeredwhat is going on under Earth's surface? ... 2 
Observe Pressing down hard, scratch mineral A against the talc. .... However, if 
you rub a piece of hematite against a rough ceramic tile, it leaves a red streak. [DOC] [TLE] Meteorite Home Tests - Meteorite Identification [PAR] Magnetite especially is very magnetic (hence its name) and hematite may or may 
... think is a meteorite and scratch it quite vigorously on the unglazed side of the 
tile. If it leaves a black/gray streak (like a soft leaded pencil) the sample is likely ... 
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Question: When scratched against a surface, hematite leaves this color streak
Answer: red