Gabal kasta waxaa la dejiyay ilaa 30 microns waxaana lagu shaabadeeyey warqad dabool ah oo kaydin joogto ah.Shiidida qaybaha khafiifka ah ee dhagxaanta macdanta ayaa muujinaya joogteynta kiristaalohooda isku-dhafka iyo habaynta, taas oo si cad u muujin karta qaybinta dusha sare iyo magacyada macdanta, kala duwanaanshahooda iyo kala duwanaanshahooda ayaa sidoo kale lagu baari karaa faafinta juqraafiga iyo juqraafiga.
Waxa ku jira sawir-qaadista mikroskoob ee macdanta:
01 Striped Feldspar
02 Albite
03 Plagioclase
04 Aegrine-Augite
05 Chlorite
06 Silicon Bloom
07 Pyrophyllite
08 Fluorite
09 Rose Quartz
10 Epidot
11 Alunite
12 Talo Adag
13 Flake Talc
14 Tremolite
15 Anhydrite lakab leh
16 Anhydrite Lumpy
17 Fiber Gypsum
18 Holmquisiti
19 Cummingtonite
20 Fine Crystalline Apatite
21 White Diopside
22 Black Diopside
23 Chiastolite
24 Isha Shabeelka
25 Wollastonite
26 Dolomite
27 Lan Copper Mine
28 Calcite
29 Dhagax nuurad ah
30 Stalactite