Magirazi anopenya anobatsira zvikuru pakupendwa kwemugwagwa, zvichiwedzera kuoneka kwemavara emugwagwa husiku kana munzvimbo dzisina chiedza chakawanda. Anoshanda nekudzosa chiedza kunobva kwachiri, zvichiita kuti mavara acho aonekwe zvakanyanya nevatyairi.
| Zvinhu zvekuongorora | Magadzirirwo ehunyanzvi | |||||||
| Chitarisiko | Mabhora akajeka, akajeka uye akatenderera | |||||||
| Kuwanda (G/CBM) | 2.45--2.7g/cm3 | |||||||
| Index yeRrefraction | 1.5-1.64 | |||||||
| Nzvimbo Yakapfava | 710-730ºC | |||||||
| Kuoma | Mohs-5.5-7;DPH 50g mutoro - 537 kg/m2 (Rockwell 48-50C) | |||||||
| Mabheya Akatenderera | 0.85 | |||||||
| Kuumbwa kweMakemikari | sio2 | 72.00- 73.00% | ||||||
| Na20 | 13.30 -14.30% | |||||||
| K2O | 0.20-0.60% | |||||||
| CaO | 7.20 - 9.20% | |||||||
| MgO | 3.50-4.00% | |||||||
| Fe203 | 0.08-0.11% | |||||||
| AI203 | 0.80-2.00% | |||||||
| SO3 | 0.2-0.30% | |||||||
-Kuchenesa nekuputika–kubvisa ngura nemakomba kubva pamusoro pesimbi, kubvisa zvakasara zvechivhu kubva pakuumbwa uye kubvisa ruvara runodziya
-Kupedzisa pamusoro - kupedzisa pamusoro kuti uwane mhedzisiro chaiyo yekuona
-Inoshandiswa semuparadziri, kukuya zvenhau uye firita zvinhu muindasitiri yemasikati, pendi, ingi uye makemikari
-Kuisa chiratidzo mumugwagwa
Kana muine mibvunzo. Ndapota inzwa wakasununguka kutibata nesu.